diff --git a/campaign/Readme.md b/campaign/Readme.md
index 55e3a91ff..45596360c 100644
--- a/campaign/Readme.md
+++ b/campaign/Readme.md
@@ -282,3 +282,4 @@ To add a new event, add a new row in here, and run `python -m module.config.conf
 | 20260129   | coalition 20260122       | Light & Shadow Fashion Shoot!                | -                          | -                                                  | -                                    | 光影風尚-拍攝進行時        |
 | 20260205   | raid 20240328            | From Zero to Hero                            | 复刻从零开始的魔王讨伐之旅 | From Zero to Hero Rerun                            | ゼロから頑張る魔王討伐（復刻）       | -                          |
 | 20260212   | raid 20260212            | Spring Auction Adventure                     | 春宴怀玉香满庭             | Spring Auction Adventure                           | 新春玉逸品会                         | 春宴懷玉香滿庭             |
+| 20260226   | event 20260226 cn        | Springtide Inn Online                        | 春满客栈Online             | Springtide Inn Online                              | 春色旅籠Online                       | -                          |
diff --git a/campaign/event_20260226_cn/a1.py b/campaign/event_20260226_cn/a1.py
new file mode 100644
index 000000000..a017abcd1
--- /dev/null
+++ b/campaign/event_20260226_cn/a1.py
@@ -0,0 +1,97 @@
+from module.campaign.campaign_base import CampaignBase
+from module.map.map_base import CampaignMap
+from module.map.map_grids import SelectedGrids, RoadGrids
+from module.logger import logger
+
+MAP = CampaignMap('A1')
+MAP.shape = 'J8'
+MAP.camera_data = ['D3', 'D6', 'G3', 'G6']
+MAP.camera_data_spawn_point = ['G2']
+MAP.map_data = """
+    ++ -- -- -- -- -- ++ -- SP --
+    ++ ME ++ ++ ++ Me -- -- -- SP
+    -- -- -- -- Me -- -- MS -- --
+    ME -- ME -- -- -- __ -- ++ ++
+    ++ -- ++ ++ -- MS -- -- ++ ++
+    -- -- -- ++ ME -- ++ Me -- --
+    -- MB -- -- -- -- -- -- -- --
+    -- -- -- ++ ME -- ME ++ ++ ++
+"""
+MAP.weight_data = """
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+"""
+MAP.spawn_data = [
+    {'battle': 0, 'enemy': 2, 'siren': 1},
+    {'battle': 1, 'enemy': 1},
+    {'battle': 2, 'enemy': 1},
+    {'battle': 3, 'enemy': 1, 'boss': 1},
+    {'battle': 4, 'enemy': 1},
+]
+A1, B1, C1, D1, E1, F1, G1, H1, I1, J1, \
+A2, B2, C2, D2, E2, F2, G2, H2, I2, J2, \
+A3, B3, C3, D3, E3, F3, G3, H3, I3, J3, \
+A4, B4, C4, D4, E4, F4, G4, H4, I4, J4, \
+A5, B5, C5, D5, E5, F5, G5, H5, I5, J5, \
+A6, B6, C6, D6, E6, F6, G6, H6, I6, J6, \
+A7, B7, C7, D7, E7, F7, G7, H7, I7, J7, \
+A8, B8, C8, D8, E8, F8, G8, H8, I8, J8, \
+    = MAP.flatten()
+
+
+class Config:
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = ['Vboss_Star']
+    MOVABLE_ENEMY_TURN = (2,)
+    MAP_HAS_SIREN = True
+    MAP_HAS_MOVABLE_ENEMY = True
+    MAP_HAS_MAP_STORY = False
+    MAP_HAS_FLEET_STEP = True
+    MAP_HAS_AMBUSH = False
+    MAP_HAS_MYSTERY = False
+    # ===== End of generated config =====
+
+    MAP_CHAPTER_SWITCH_20241219 = True
+    STAGE_ENTRANCE = ['half', '20240725']
+    MAP_HAS_MODE_SWITCH = True
+    STAGE_INCREASE_AB = True
+    INTERNAL_LINES_FIND_PEAKS_PARAMETERS = {
+        'height': (80, 255 - 17),
+        'width': (0.9, 10),
+        'prominence': 10,
+        'distance': 35,
+    }
+    EDGE_LINES_FIND_PEAKS_PARAMETERS = {
+        'height': (255 - 17, 255),
+        'prominence': 10,
+        'distance': 50,
+        'wlen': 1000
+    }
+    HOMO_STORAGE = ((8, 6), [(137.405, 104.804), (1046.044, 104.804), (-12.171, 652.093), (1166.717, 652.093)])
+    HOMO_EDGE_COLOR_RANGE = (0, 17)
+    MAP_WALK_USE_CURRENT_FLEET = True
+    MAP_SWIPE_MULTIPLY = (1.232, 1.255)
+    MAP_SWIPE_MULTIPLY_MINITOUCH = (1.191, 1.213)
+    MAP_SWIPE_MULTIPLY_MAATOUCH = (1.156, 1.177)
+
+
+class Campaign(CampaignBase):
+    MAP = MAP
+    ENEMY_FILTER = '1L > 1M > 1E > 1C > 2L > 2M > 2E > 2C > 3L > 3M > 3E > 3C'
+
+    def battle_0(self):
+        if self.clear_siren():
+            return True
+        if self.clear_filter_enemy(self.ENEMY_FILTER, preserve=0):
+            return True
+
+        return self.battle_default()
+
+    def battle_3(self):
+        return self.clear_boss()
diff --git a/campaign/event_20260226_cn/a2.py b/campaign/event_20260226_cn/a2.py
new file mode 100644
index 000000000..40e981981
--- /dev/null
+++ b/campaign/event_20260226_cn/a2.py
@@ -0,0 +1,75 @@
+from module.campaign.campaign_base import CampaignBase
+from module.map.map_base import CampaignMap
+from module.map.map_grids import SelectedGrids, RoadGrids
+from module.logger import logger
+from .a1 import Config as ConfigBase
+
+MAP = CampaignMap('A2')
+MAP.shape = 'J8'
+MAP.camera_data = ['E3', 'E6', 'F3', 'F6']
+MAP.camera_data_spawn_point = ['E6']
+MAP.map_data = """
+    -- -- -- -- -- ++ ME ++ -- --
+    -- -- MB -- -- ME -- ME -- --
+    ++ ++ -- ++ ++ -- -- -- ME --
+    ++ -- __ -- ++ Me -- ++ ++ ++
+    -- MS -- MS -- -- -- Me -- --
+    -- -- MS -- -- Me -- -- ME --
+    ++ -- -- -- -- ++ -- ME ++ ++
+    ++ SP -- SP -- ME -- -- ++ ++
+"""
+MAP.weight_data = """
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+"""
+MAP.spawn_data = [
+    {'battle': 0, 'enemy': 2, 'siren': 1},
+    {'battle': 1, 'enemy': 1},
+    {'battle': 2, 'enemy': 1},
+    {'battle': 3, 'enemy': 1},
+    {'battle': 4, 'enemy': 1, 'boss': 1},
+]
+A1, B1, C1, D1, E1, F1, G1, H1, I1, J1, \
+A2, B2, C2, D2, E2, F2, G2, H2, I2, J2, \
+A3, B3, C3, D3, E3, F3, G3, H3, I3, J3, \
+A4, B4, C4, D4, E4, F4, G4, H4, I4, J4, \
+A5, B5, C5, D5, E5, F5, G5, H5, I5, J5, \
+A6, B6, C6, D6, E6, F6, G6, H6, I6, J6, \
+A7, B7, C7, D7, E7, F7, G7, H7, I7, J7, \
+A8, B8, C8, D8, E8, F8, G8, H8, I8, J8, \
+    = MAP.flatten()
+
+
+class Config(ConfigBase):
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = ['Vboss_Star']
+    MOVABLE_ENEMY_TURN = (2,)
+    MAP_HAS_SIREN = True
+    MAP_HAS_MOVABLE_ENEMY = True
+    MAP_HAS_MAP_STORY = False
+    MAP_HAS_FLEET_STEP = True
+    MAP_HAS_AMBUSH = False
+    MAP_HAS_MYSTERY = False
+    # ===== End of generated config =====
+
+
+class Campaign(CampaignBase):
+    MAP = MAP
+    ENEMY_FILTER = '1L > 1M > 1E > 1C > 2L > 2M > 2E > 2C > 3L > 3M > 3E > 3C'
+
+    def battle_0(self):
+        if self.clear_siren():
+            return True
+        if self.clear_filter_enemy(self.ENEMY_FILTER, preserve=0):
+            return True
+
+        return self.battle_default()
+
+    def battle_4(self):
+        return self.clear_boss()
diff --git a/campaign/event_20260226_cn/a3.py b/campaign/event_20260226_cn/a3.py
new file mode 100644
index 000000000..368b00817
--- /dev/null
+++ b/campaign/event_20260226_cn/a3.py
@@ -0,0 +1,81 @@
+from module.campaign.campaign_base import CampaignBase
+from module.map.map_base import CampaignMap
+from module.map.map_grids import SelectedGrids, RoadGrids
+from module.logger import logger
+from .a1 import Config as ConfigBase
+
+MAP = CampaignMap('A3')
+MAP.shape = 'K10'
+MAP.camera_data = ['F3', 'F6']
+MAP.camera_data_spawn_point = ['F6']
+MAP.map_data = """
+    -- ++ ++ ++ -- -- -- ++ ++ ++ --
+    -- ++ -- Me -- MB -- Me -- ++ --
+    -- -- ME -- Me -- Me -- ME -- --
+    -- -- ++ MS -- __ -- MS ++ -- --
+    -- -- ++ -- -- MS -- -- ++ -- --
+    ++ ++ ME -- -- -- -- -- ME ++ ++
+    ++ ++ -- -- SP -- SP -- -- ++ ++
+    -- -- ME -- ++ ++ ++ -- ME -- --
+    -- ++ -- -- ++ ++ ++ -- -- ++ --
+    -- -- -- -- ++ ++ ++ -- -- -- --
+"""
+MAP.weight_data = """
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+"""
+MAP.spawn_data = [
+    {'battle': 0, 'enemy': 2, 'siren': 1},
+    {'battle': 1, 'enemy': 1},
+    {'battle': 2, 'enemy': 1},
+    {'battle': 3, 'enemy': 1},
+    {'battle': 4, 'enemy': 1, 'boss': 1},
+]
+A1, B1, C1, D1, E1, F1, G1, H1, I1, J1, K1, \
+A2, B2, C2, D2, E2, F2, G2, H2, I2, J2, K2, \
+A3, B3, C3, D3, E3, F3, G3, H3, I3, J3, K3, \
+A4, B4, C4, D4, E4, F4, G4, H4, I4, J4, K4, \
+A5, B5, C5, D5, E5, F5, G5, H5, I5, J5, K5, \
+A6, B6, C6, D6, E6, F6, G6, H6, I6, J6, K6, \
+A7, B7, C7, D7, E7, F7, G7, H7, I7, J7, K7, \
+A8, B8, C8, D8, E8, F8, G8, H8, I8, J8, K8, \
+A9, B9, C9, D9, E9, F9, G9, H9, I9, J9, K9, \
+A10, B10, C10, D10, E10, F10, G10, H10, I10, J10, K10, \
+    = MAP.flatten()
+
+
+class Config(ConfigBase):
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = ['Vboss_Star']
+    MOVABLE_ENEMY_TURN = (2,)
+    MAP_HAS_SIREN = True
+    MAP_HAS_MOVABLE_ENEMY = True
+    MAP_HAS_MAP_STORY = False
+    MAP_HAS_FLEET_STEP = True
+    MAP_HAS_AMBUSH = False
+    MAP_HAS_MYSTERY = False
+    # ===== End of generated config =====
+
+
+class Campaign(CampaignBase):
+    MAP = MAP
+    ENEMY_FILTER = '1L > 1M > 1E > 1C > 2L > 2M > 2E > 2C > 3L > 3M > 3E > 3C'
+
+    def battle_0(self):
+        if self.clear_siren():
+            return True
+        if self.clear_filter_enemy(self.ENEMY_FILTER, preserve=0):
+            return True
+
+        return self.battle_default()
+
+    def battle_4(self):
+        return self.clear_boss()
diff --git a/campaign/event_20260226_cn/b1.py b/campaign/event_20260226_cn/b1.py
new file mode 100644
index 000000000..b87ff6fa4
--- /dev/null
+++ b/campaign/event_20260226_cn/b1.py
@@ -0,0 +1,97 @@
+from module.campaign.campaign_base import CampaignBase
+from module.map.map_base import CampaignMap
+from module.map.map_grids import SelectedGrids, RoadGrids
+from module.logger import logger
+
+MAP = CampaignMap('B1')
+MAP.shape = 'J8'
+MAP.camera_data = ['D3', 'D6', 'G3', 'G6']
+MAP.camera_data_spawn_point = ['G2']
+MAP.map_data = """
+    ++ -- -- -- -- -- ++ -- SP --
+    ++ ME ++ ++ ++ Me -- -- -- SP
+    -- -- -- -- Me -- -- MS -- --
+    ME -- ME -- -- -- __ -- ++ ++
+    ++ -- ++ ++ -- MS -- -- ++ ++
+    -- -- -- ++ ME -- ++ Me -- --
+    -- MB -- -- -- -- -- -- -- --
+    -- -- -- ++ ME -- ME ++ ++ ++
+"""
+MAP.weight_data = """
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+"""
+MAP.spawn_data = [
+    {'battle': 0, 'enemy': 9, 'siren': 1},
+    {'battle': 1},
+    {'battle': 2},
+    {'battle': 3},
+    {'battle': 4, 'boss': 1},
+]
+A1, B1, C1, D1, E1, F1, G1, H1, I1, J1, \
+A2, B2, C2, D2, E2, F2, G2, H2, I2, J2, \
+A3, B3, C3, D3, E3, F3, G3, H3, I3, J3, \
+A4, B4, C4, D4, E4, F4, G4, H4, I4, J4, \
+A5, B5, C5, D5, E5, F5, G5, H5, I5, J5, \
+A6, B6, C6, D6, E6, F6, G6, H6, I6, J6, \
+A7, B7, C7, D7, E7, F7, G7, H7, I7, J7, \
+A8, B8, C8, D8, E8, F8, G8, H8, I8, J8, \
+    = MAP.flatten()
+
+
+class Config:
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = ['Vboss_Hermit', 'Vboss_Lovers']
+    MOVABLE_ENEMY_TURN = (2,)
+    MAP_HAS_SIREN = True
+    MAP_HAS_MOVABLE_ENEMY = True
+    MAP_HAS_MAP_STORY = False
+    MAP_HAS_FLEET_STEP = True
+    MAP_HAS_AMBUSH = False
+    MAP_HAS_MYSTERY = False
+    # ===== End of generated config =====
+
+    MAP_CHAPTER_SWITCH_20241219 = True
+    STAGE_ENTRANCE = ['half', '20240725']
+    MAP_HAS_MODE_SWITCH = True
+    STAGE_INCREASE_AB = True
+    INTERNAL_LINES_FIND_PEAKS_PARAMETERS = {
+        'height': (80, 255 - 17),
+        'width': (0.9, 10),
+        'prominence': 10,
+        'distance': 35,
+    }
+    EDGE_LINES_FIND_PEAKS_PARAMETERS = {
+        'height': (255 - 17, 255),
+        'prominence': 10,
+        'distance': 50,
+        'wlen': 1000
+    }
+    HOMO_STORAGE = ((8, 6), [(137.405, 104.804), (1046.044, 104.804), (-12.171, 652.093), (1166.717, 652.093)])
+    HOMO_EDGE_COLOR_RANGE = (0, 17)
+    MAP_WALK_USE_CURRENT_FLEET = True
+    MAP_SWIPE_MULTIPLY = (1.217, 1.240)
+    MAP_SWIPE_MULTIPLY_MINITOUCH = (1.177, 1.199)
+    MAP_SWIPE_MULTIPLY_MAATOUCH = (1.143, 1.163)
+
+
+class Campaign(CampaignBase):
+    MAP = MAP
+    ENEMY_FILTER = '1L > 1M > 1E > 1C > 2L > 2M > 2E > 2C > 3L > 3M > 3E > 3C'
+
+    def battle_0(self):
+        if self.clear_siren():
+            return True
+        if self.clear_filter_enemy(self.ENEMY_FILTER, preserve=0):
+            return True
+
+        return self.battle_default()
+
+    def battle_4(self):
+        return self.clear_boss()
diff --git a/campaign/event_20260226_cn/b2.py b/campaign/event_20260226_cn/b2.py
new file mode 100644
index 000000000..10a60a465
--- /dev/null
+++ b/campaign/event_20260226_cn/b2.py
@@ -0,0 +1,76 @@
+from module.campaign.campaign_base import CampaignBase
+from module.map.map_base import CampaignMap
+from module.map.map_grids import SelectedGrids, RoadGrids
+from module.logger import logger
+from .b1 import Config as ConfigBase
+
+MAP = CampaignMap('B2')
+MAP.shape = 'J8'
+MAP.camera_data = ['E3', 'E6', 'F3', 'F6']
+MAP.camera_data_spawn_point = ['E6']
+MAP.map_data = """
+    -- -- -- -- -- ++ ME ++ -- --
+    -- -- MB -- -- ME -- ME -- --
+    ++ ++ -- ++ ++ -- -- -- ME --
+    ++ -- __ -- ++ Me -- ++ ++ ++
+    -- MS -- MS -- -- -- Me -- --
+    -- -- MS -- -- Me -- -- ME --
+    ++ -- -- -- -- ++ -- ME ++ ++
+    ++ SP -- SP -- ME -- -- ++ ++
+"""
+MAP.weight_data = """
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+"""
+MAP.spawn_data = [
+    {'battle': 0, 'enemy': 9, 'siren': 1},
+    {'battle': 1},
+    {'battle': 2},
+    {'battle': 3},
+    {'battle': 4},
+    {'battle': 5, 'boss': 1},
+]
+A1, B1, C1, D1, E1, F1, G1, H1, I1, J1, \
+A2, B2, C2, D2, E2, F2, G2, H2, I2, J2, \
+A3, B3, C3, D3, E3, F3, G3, H3, I3, J3, \
+A4, B4, C4, D4, E4, F4, G4, H4, I4, J4, \
+A5, B5, C5, D5, E5, F5, G5, H5, I5, J5, \
+A6, B6, C6, D6, E6, F6, G6, H6, I6, J6, \
+A7, B7, C7, D7, E7, F7, G7, H7, I7, J7, \
+A8, B8, C8, D8, E8, F8, G8, H8, I8, J8, \
+    = MAP.flatten()
+
+
+class Config(ConfigBase):
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = ['Vboss_Hermit', 'Vboss_Chariot']
+    MOVABLE_ENEMY_TURN = (2,)
+    MAP_HAS_SIREN = True
+    MAP_HAS_MOVABLE_ENEMY = True
+    MAP_HAS_MAP_STORY = False
+    MAP_HAS_FLEET_STEP = True
+    MAP_HAS_AMBUSH = False
+    MAP_HAS_MYSTERY = False
+    # ===== End of generated config =====
+
+
+class Campaign(CampaignBase):
+    MAP = MAP
+    ENEMY_FILTER = '1L > 1M > 1E > 1C > 2L > 2M > 2E > 2C > 3L > 3M > 3E > 3C'
+
+    def battle_0(self):
+        if self.clear_siren():
+            return True
+        if self.clear_filter_enemy(self.ENEMY_FILTER, preserve=0):
+            return True
+
+        return self.battle_default()
+
+    def battle_5(self):
+        return self.fleet_boss.clear_boss()
diff --git a/campaign/event_20260226_cn/b3.py b/campaign/event_20260226_cn/b3.py
new file mode 100644
index 000000000..12af0244b
--- /dev/null
+++ b/campaign/event_20260226_cn/b3.py
@@ -0,0 +1,82 @@
+from module.campaign.campaign_base import CampaignBase
+from module.map.map_base import CampaignMap
+from module.map.map_grids import SelectedGrids, RoadGrids
+from module.logger import logger
+from .b1 import Config as ConfigBase
+
+MAP = CampaignMap('B3')
+MAP.shape = 'K10'
+MAP.camera_data = ['F3', 'F6']
+MAP.camera_data_spawn_point = ['F6']
+MAP.map_data = """
+    -- ++ ++ ++ -- -- -- ++ ++ ++ --
+    -- ++ -- Me -- MB -- Me -- ++ --
+    -- -- ME -- Me -- Me -- ME -- --
+    -- -- ++ MS -- __ -- MS ++ -- --
+    -- -- ++ -- -- MS -- -- ++ -- --
+    ++ ++ ME -- -- -- -- -- ME ++ ++
+    ++ ++ -- -- SP -- SP -- -- ++ ++
+    -- -- ME -- ++ ++ ++ -- ME -- --
+    -- ++ -- -- ++ ++ ++ -- -- ++ --
+    -- -- -- -- ++ ++ ++ -- -- -- --
+"""
+MAP.weight_data = """
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+"""
+MAP.spawn_data = [
+    {'battle': 0, 'enemy': 9, 'siren': 2},
+    {'battle': 1},
+    {'battle': 2},
+    {'battle': 3},
+    {'battle': 4},
+    {'battle': 5, 'boss': 1},
+]
+A1, B1, C1, D1, E1, F1, G1, H1, I1, J1, K1, \
+A2, B2, C2, D2, E2, F2, G2, H2, I2, J2, K2, \
+A3, B3, C3, D3, E3, F3, G3, H3, I3, J3, K3, \
+A4, B4, C4, D4, E4, F4, G4, H4, I4, J4, K4, \
+A5, B5, C5, D5, E5, F5, G5, H5, I5, J5, K5, \
+A6, B6, C6, D6, E6, F6, G6, H6, I6, J6, K6, \
+A7, B7, C7, D7, E7, F7, G7, H7, I7, J7, K7, \
+A8, B8, C8, D8, E8, F8, G8, H8, I8, J8, K8, \
+A9, B9, C9, D9, E9, F9, G9, H9, I9, J9, K9, \
+A10, B10, C10, D10, E10, F10, G10, H10, I10, J10, K10, \
+    = MAP.flatten()
+
+
+class Config(ConfigBase):
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = ['Vboss_Lovers', 'Vboss_Chariot']
+    MOVABLE_ENEMY_TURN = (2,)
+    MAP_HAS_SIREN = True
+    MAP_HAS_MOVABLE_ENEMY = True
+    MAP_HAS_MAP_STORY = False
+    MAP_HAS_FLEET_STEP = True
+    MAP_HAS_AMBUSH = False
+    MAP_HAS_MYSTERY = False
+    # ===== End of generated config =====
+
+
+class Campaign(CampaignBase):
+    MAP = MAP
+    ENEMY_FILTER = '1L > 1M > 1E > 1C > 2L > 2M > 2E > 2C > 3L > 3M > 3E > 3C'
+
+    def battle_0(self):
+        if self.clear_siren():
+            return True
+        if self.clear_filter_enemy(self.ENEMY_FILTER, preserve=0):
+            return True
+
+        return self.battle_default()
+
+    def battle_5(self):
+        return self.fleet_boss.clear_boss()
diff --git a/campaign/event_20260226_cn/c1.py b/campaign/event_20260226_cn/c1.py
new file mode 100644
index 000000000..ae69348f5
--- /dev/null
+++ b/campaign/event_20260226_cn/c1.py
@@ -0,0 +1,97 @@
+from module.campaign.campaign_base import CampaignBase
+from module.map.map_base import CampaignMap
+from module.map.map_grids import SelectedGrids, RoadGrids
+from module.logger import logger
+
+MAP = CampaignMap('C1')
+MAP.shape = 'J8'
+MAP.camera_data = ['D3', 'D6', 'G3', 'G6']
+MAP.camera_data_spawn_point = ['G2']
+MAP.map_data = """
+    ++ -- -- -- -- -- ++ -- SP --
+    ++ ME ++ ++ ++ Me -- -- -- SP
+    -- -- -- -- Me -- -- MS -- --
+    ME -- ME -- -- -- __ -- ++ ++
+    ++ -- ++ ++ -- MS -- -- ++ ++
+    -- -- -- ++ ME -- ++ Me -- --
+    -- MB -- -- -- -- -- -- -- --
+    -- -- -- ++ ME -- ME ++ ++ ++
+"""
+MAP.weight_data = """
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+"""
+MAP.spawn_data = [
+    {'battle': 0, 'enemy': 2, 'siren': 2},
+    {'battle': 1, 'enemy': 1},
+    {'battle': 2, 'enemy': 2},
+    {'battle': 3, 'enemy': 1},
+    {'battle': 4, 'enemy': 1, 'boss': 1},
+]
+A1, B1, C1, D1, E1, F1, G1, H1, I1, J1, \
+A2, B2, C2, D2, E2, F2, G2, H2, I2, J2, \
+A3, B3, C3, D3, E3, F3, G3, H3, I3, J3, \
+A4, B4, C4, D4, E4, F4, G4, H4, I4, J4, \
+A5, B5, C5, D5, E5, F5, G5, H5, I5, J5, \
+A6, B6, C6, D6, E6, F6, G6, H6, I6, J6, \
+A7, B7, C7, D7, E7, F7, G7, H7, I7, J7, \
+A8, B8, C8, D8, E8, F8, G8, H8, I8, J8, \
+    = MAP.flatten()
+
+
+class Config:
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = ['Vboss_Star']
+    MOVABLE_ENEMY_TURN = (2,)
+    MAP_HAS_SIREN = True
+    MAP_HAS_MOVABLE_ENEMY = True
+    MAP_HAS_MAP_STORY = False
+    MAP_HAS_FLEET_STEP = True
+    MAP_HAS_AMBUSH = False
+    MAP_HAS_MYSTERY = False
+    # ===== End of generated config =====
+
+    MAP_CHAPTER_SWITCH_20241219 = True
+    STAGE_ENTRANCE = ['half', '20240725']
+    MAP_HAS_MODE_SWITCH = True
+    STAGE_INCREASE_AB = True
+    INTERNAL_LINES_FIND_PEAKS_PARAMETERS = {
+        'height': (80, 255 - 17),
+        'width': (0.9, 10),
+        'prominence': 10,
+        'distance': 35,
+    }
+    EDGE_LINES_FIND_PEAKS_PARAMETERS = {
+        'height': (255 - 17, 255),
+        'prominence': 10,
+        'distance': 50,
+        'wlen': 1000
+    }
+    HOMO_STORAGE = ((8, 6), [(137.405, 104.804), (1046.044, 104.804), (-12.171, 652.093), (1166.717, 652.093)])
+    HOMO_EDGE_COLOR_RANGE = (0, 17)
+    MAP_WALK_USE_CURRENT_FLEET = True
+    MAP_SWIPE_MULTIPLY = (1.232, 1.255)
+    MAP_SWIPE_MULTIPLY_MINITOUCH = (1.191, 1.213)
+    MAP_SWIPE_MULTIPLY_MAATOUCH = (1.156, 1.177)
+
+
+class Campaign(CampaignBase):
+    MAP = MAP
+    ENEMY_FILTER = '1L > 1M > 1E > 1C > 2L > 2M > 2E > 2C > 3L > 3M > 3E > 3C'
+
+    def battle_0(self):
+        if self.clear_siren():
+            return True
+        if self.clear_filter_enemy(self.ENEMY_FILTER, preserve=0):
+            return True
+
+        return self.battle_default()
+
+    def battle_4(self):
+        return self.clear_boss()
diff --git a/campaign/event_20260226_cn/c2.py b/campaign/event_20260226_cn/c2.py
new file mode 100644
index 000000000..87e2ebf10
--- /dev/null
+++ b/campaign/event_20260226_cn/c2.py
@@ -0,0 +1,75 @@
+from module.campaign.campaign_base import CampaignBase
+from module.map.map_base import CampaignMap
+from module.map.map_grids import SelectedGrids, RoadGrids
+from module.logger import logger
+from .c1 import Config as ConfigBase
+
+MAP = CampaignMap('C2')
+MAP.shape = 'J8'
+MAP.camera_data = ['E3', 'E6', 'F3', 'F6']
+MAP.camera_data_spawn_point = ['E6']
+MAP.map_data = """
+    -- -- -- -- -- ++ ME ++ -- --
+    -- -- MB -- -- ME -- ME -- --
+    ++ ++ -- ++ ++ -- -- -- ME --
+    ++ -- __ -- ++ Me -- ++ ++ ++
+    -- MS -- MS -- -- -- Me -- --
+    -- -- MS -- -- Me -- -- ME --
+    ++ -- -- -- -- ++ -- ME ++ ++
+    ++ SP -- SP -- ME -- -- ++ ++
+"""
+MAP.weight_data = """
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+"""
+MAP.spawn_data = [
+    {'battle': 0, 'enemy': 2, 'siren': 2},
+    {'battle': 1, 'enemy': 1},
+    {'battle': 2, 'enemy': 2},
+    {'battle': 3, 'enemy': 1},
+    {'battle': 4, 'enemy': 1, 'boss': 1},
+]
+A1, B1, C1, D1, E1, F1, G1, H1, I1, J1, \
+A2, B2, C2, D2, E2, F2, G2, H2, I2, J2, \
+A3, B3, C3, D3, E3, F3, G3, H3, I3, J3, \
+A4, B4, C4, D4, E4, F4, G4, H4, I4, J4, \
+A5, B5, C5, D5, E5, F5, G5, H5, I5, J5, \
+A6, B6, C6, D6, E6, F6, G6, H6, I6, J6, \
+A7, B7, C7, D7, E7, F7, G7, H7, I7, J7, \
+A8, B8, C8, D8, E8, F8, G8, H8, I8, J8, \
+    = MAP.flatten()
+
+
+class Config(ConfigBase):
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = ['Vboss_Star']
+    MOVABLE_ENEMY_TURN = (2,)
+    MAP_HAS_SIREN = True
+    MAP_HAS_MOVABLE_ENEMY = True
+    MAP_HAS_MAP_STORY = False
+    MAP_HAS_FLEET_STEP = True
+    MAP_HAS_AMBUSH = False
+    MAP_HAS_MYSTERY = False
+    # ===== End of generated config =====
+
+
+class Campaign(CampaignBase):
+    MAP = MAP
+    ENEMY_FILTER = '1L > 1M > 1E > 1C > 2L > 2M > 2E > 2C > 3L > 3M > 3E > 3C'
+
+    def battle_0(self):
+        if self.clear_siren():
+            return True
+        if self.clear_filter_enemy(self.ENEMY_FILTER, preserve=0):
+            return True
+
+        return self.battle_default()
+
+    def battle_4(self):
+        return self.clear_boss()
diff --git a/campaign/event_20260226_cn/c3.py b/campaign/event_20260226_cn/c3.py
new file mode 100644
index 000000000..99f63596e
--- /dev/null
+++ b/campaign/event_20260226_cn/c3.py
@@ -0,0 +1,82 @@
+from module.campaign.campaign_base import CampaignBase
+from module.map.map_base import CampaignMap
+from module.map.map_grids import SelectedGrids, RoadGrids
+from module.logger import logger
+from .c1 import Config as ConfigBase
+
+MAP = CampaignMap('C3')
+MAP.shape = 'K10'
+MAP.camera_data = ['F3', 'F6']
+MAP.camera_data_spawn_point = ['F6']
+MAP.map_data = """
+    -- ++ ++ ++ -- -- -- ++ ++ ++ --
+    -- ++ -- Me -- MB -- Me -- ++ --
+    -- -- ME -- Me -- Me -- ME -- --
+    -- -- ++ MS -- __ -- MS ++ -- --
+    -- -- ++ -- -- MS -- -- ++ -- --
+    ++ ++ ME -- -- -- -- -- ME ++ ++
+    ++ ++ -- -- SP -- SP -- -- ++ ++
+    -- -- ME -- ++ ++ ++ -- ME -- --
+    -- ++ -- -- ++ ++ ++ -- -- ++ --
+    -- -- -- -- ++ ++ ++ -- -- -- --
+"""
+MAP.weight_data = """
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+"""
+MAP.spawn_data = [
+    {'battle': 0, 'enemy': 2, 'siren': 2},
+    {'battle': 1, 'enemy': 1},
+    {'battle': 2, 'enemy': 2},
+    {'battle': 3, 'enemy': 1},
+    {'battle': 4, 'enemy': 1},
+    {'battle': 5, 'boss': 1},
+]
+A1, B1, C1, D1, E1, F1, G1, H1, I1, J1, K1, \
+A2, B2, C2, D2, E2, F2, G2, H2, I2, J2, K2, \
+A3, B3, C3, D3, E3, F3, G3, H3, I3, J3, K3, \
+A4, B4, C4, D4, E4, F4, G4, H4, I4, J4, K4, \
+A5, B5, C5, D5, E5, F5, G5, H5, I5, J5, K5, \
+A6, B6, C6, D6, E6, F6, G6, H6, I6, J6, K6, \
+A7, B7, C7, D7, E7, F7, G7, H7, I7, J7, K7, \
+A8, B8, C8, D8, E8, F8, G8, H8, I8, J8, K8, \
+A9, B9, C9, D9, E9, F9, G9, H9, I9, J9, K9, \
+A10, B10, C10, D10, E10, F10, G10, H10, I10, J10, K10, \
+    = MAP.flatten()
+
+
+class Config(ConfigBase):
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = ['Vboss_Star']
+    MOVABLE_ENEMY_TURN = (2,)
+    MAP_HAS_SIREN = True
+    MAP_HAS_MOVABLE_ENEMY = True
+    MAP_HAS_MAP_STORY = False
+    MAP_HAS_FLEET_STEP = True
+    MAP_HAS_AMBUSH = False
+    MAP_HAS_MYSTERY = False
+    # ===== End of generated config =====
+
+
+class Campaign(CampaignBase):
+    MAP = MAP
+    ENEMY_FILTER = '1L > 1M > 1E > 1C > 2L > 2M > 2E > 2C > 3L > 3M > 3E > 3C'
+
+    def battle_0(self):
+        if self.clear_siren():
+            return True
+        if self.clear_filter_enemy(self.ENEMY_FILTER, preserve=0):
+            return True
+
+        return self.battle_default()
+
+    def battle_5(self):
+        return self.fleet_boss.clear_boss()
diff --git a/campaign/event_20260226_cn/d1.py b/campaign/event_20260226_cn/d1.py
new file mode 100644
index 000000000..4fdd5db3d
--- /dev/null
+++ b/campaign/event_20260226_cn/d1.py
@@ -0,0 +1,98 @@
+from module.campaign.campaign_base import CampaignBase
+from module.map.map_base import CampaignMap
+from module.map.map_grids import SelectedGrids, RoadGrids
+from module.logger import logger
+
+MAP = CampaignMap('D1')
+MAP.shape = 'J8'
+MAP.camera_data = ['D3', 'D6', 'G3', 'G6']
+MAP.camera_data_spawn_point = ['G2']
+MAP.map_data = """
+    ++ -- -- -- -- -- ++ -- SP --
+    ++ ME ++ ++ ++ Me -- -- -- SP
+    -- -- -- -- Me -- -- MS -- --
+    ME -- ME -- -- -- __ -- ++ ++
+    ++ -- ++ ++ -- MS -- -- ++ ++
+    -- -- -- ++ ME -- ++ Me -- --
+    -- MB -- -- -- -- -- -- -- --
+    -- -- -- ++ ME -- ME ++ ++ ++
+"""
+MAP.weight_data = """
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+"""
+MAP.spawn_data = [
+    {'battle': 0, 'enemy': 9, 'siren': 2},
+    {'battle': 1},
+    {'battle': 2},
+    {'battle': 3},
+    {'battle': 4},
+    {'battle': 5, 'boss': 1},
+]
+A1, B1, C1, D1, E1, F1, G1, H1, I1, J1, \
+A2, B2, C2, D2, E2, F2, G2, H2, I2, J2, \
+A3, B3, C3, D3, E3, F3, G3, H3, I3, J3, \
+A4, B4, C4, D4, E4, F4, G4, H4, I4, J4, \
+A5, B5, C5, D5, E5, F5, G5, H5, I5, J5, \
+A6, B6, C6, D6, E6, F6, G6, H6, I6, J6, \
+A7, B7, C7, D7, E7, F7, G7, H7, I7, J7, \
+A8, B8, C8, D8, E8, F8, G8, H8, I8, J8, \
+    = MAP.flatten()
+
+
+class Config:
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = ['Vboss_Hermit', 'Vboss_Lovers']
+    MOVABLE_ENEMY_TURN = (2,)
+    MAP_HAS_SIREN = True
+    MAP_HAS_MOVABLE_ENEMY = True
+    MAP_HAS_MAP_STORY = False
+    MAP_HAS_FLEET_STEP = True
+    MAP_HAS_AMBUSH = False
+    MAP_HAS_MYSTERY = False
+    # ===== End of generated config =====
+
+    MAP_CHAPTER_SWITCH_20241219 = True
+    STAGE_ENTRANCE = ['half', '20240725']
+    MAP_HAS_MODE_SWITCH = True
+    STAGE_INCREASE_AB = True
+    INTERNAL_LINES_FIND_PEAKS_PARAMETERS = {
+        'height': (80, 255 - 17),
+        'width': (0.9, 10),
+        'prominence': 10,
+        'distance': 35,
+    }
+    EDGE_LINES_FIND_PEAKS_PARAMETERS = {
+        'height': (255 - 17, 255),
+        'prominence': 10,
+        'distance': 50,
+        'wlen': 1000
+    }
+    HOMO_STORAGE = ((8, 6), [(137.405, 104.804), (1046.044, 104.804), (-12.171, 652.093), (1166.717, 652.093)])
+    HOMO_EDGE_COLOR_RANGE = (0, 17)
+    MAP_WALK_USE_CURRENT_FLEET = True
+    MAP_SWIPE_MULTIPLY = (1.217, 1.240)
+    MAP_SWIPE_MULTIPLY_MINITOUCH = (1.177, 1.199)
+    MAP_SWIPE_MULTIPLY_MAATOUCH = (1.143, 1.163)
+
+
+class Campaign(CampaignBase):
+    MAP = MAP
+    ENEMY_FILTER = '1L > 1M > 1E > 1C > 2L > 2M > 2E > 2C > 3L > 3M > 3E > 3C'
+
+    def battle_0(self):
+        if self.clear_siren():
+            return True
+        if self.clear_filter_enemy(self.ENEMY_FILTER, preserve=0):
+            return True
+
+        return self.battle_default()
+
+    def battle_5(self):
+        return self.fleet_boss.clear_boss()
diff --git a/campaign/event_20260226_cn/d2.py b/campaign/event_20260226_cn/d2.py
new file mode 100644
index 000000000..ddf96d6e7
--- /dev/null
+++ b/campaign/event_20260226_cn/d2.py
@@ -0,0 +1,85 @@
+from module.campaign.campaign_base import CampaignBase
+from module.map.map_base import CampaignMap
+from module.map.map_grids import SelectedGrids, RoadGrids
+from module.logger import logger
+from .d1 import Config as ConfigBase
+
+MAP = CampaignMap('D2')
+MAP.shape = 'J8'
+MAP.camera_data = ['E3', 'E6', 'F3', 'F6']
+MAP.camera_data_spawn_point = ['E6']
+MAP.map_data = """
+    -- -- -- -- -- ++ ME ++ -- --
+    -- -- MB -- -- ME -- ME -- --
+    ++ ++ -- ++ ++ -- -- -- ME --
+    ++ -- __ -- ++ Me -- ++ ++ ++
+    -- MS -- MS -- -- -- Me -- --
+    -- -- MS -- -- Me -- -- ME --
+    ++ -- -- -- -- ++ -- ME ++ ++
+    ++ SP -- SP -- ME -- -- ++ ++
+"""
+MAP.weight_data = """
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50
+"""
+MAP.spawn_data = [
+    {'battle': 0, 'enemy': 9, 'siren': 3},
+    {'battle': 1},
+    {'battle': 2},
+    {'battle': 3},
+    {'battle': 4},
+    {'battle': 5},
+    {'battle': 6, 'boss': 1},
+]
+A1, B1, C1, D1, E1, F1, G1, H1, I1, J1, \
+A2, B2, C2, D2, E2, F2, G2, H2, I2, J2, \
+A3, B3, C3, D3, E3, F3, G3, H3, I3, J3, \
+A4, B4, C4, D4, E4, F4, G4, H4, I4, J4, \
+A5, B5, C5, D5, E5, F5, G5, H5, I5, J5, \
+A6, B6, C6, D6, E6, F6, G6, H6, I6, J6, \
+A7, B7, C7, D7, E7, F7, G7, H7, I7, J7, \
+A8, B8, C8, D8, E8, F8, G8, H8, I8, J8, \
+    = MAP.flatten()
+
+
+class Config(ConfigBase):
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = ['Vboss_Hermit', 'Vboss_Chariot']
+    MOVABLE_ENEMY_TURN = (2,)
+    MAP_HAS_SIREN = True
+    MAP_HAS_MOVABLE_ENEMY = True
+    MAP_HAS_MAP_STORY = False
+    MAP_HAS_FLEET_STEP = True
+    MAP_HAS_AMBUSH = False
+    MAP_HAS_MYSTERY = False
+    # ===== End of generated config =====
+
+
+class Campaign(CampaignBase):
+    MAP = MAP
+    ENEMY_FILTER = '1L > 1M > 1E > 1C > 2L > 2M > 2E > 2C > 3L > 3M > 3E > 3C'
+
+    def battle_0(self):
+        if self.clear_siren():
+            return True
+        if self.clear_filter_enemy(self.ENEMY_FILTER, preserve=1):
+            return True
+
+        return self.battle_default()
+
+    def battle_5(self):
+        if self.clear_siren():
+            return True
+        if self.clear_filter_enemy(self.ENEMY_FILTER, preserve=0):
+            return True
+
+        return self.battle_default()
+
+    def battle_6(self):
+        return self.fleet_boss.clear_boss()
diff --git a/campaign/event_20260226_cn/d3.py b/campaign/event_20260226_cn/d3.py
new file mode 100644
index 000000000..107d0066e
--- /dev/null
+++ b/campaign/event_20260226_cn/d3.py
@@ -0,0 +1,91 @@
+from module.campaign.campaign_base import CampaignBase
+from module.map.map_base import CampaignMap
+from module.map.map_grids import SelectedGrids, RoadGrids
+from module.logger import logger
+from .d1 import Config as ConfigBase
+
+MAP = CampaignMap('D3')
+MAP.shape = 'K10'
+MAP.camera_data = ['F3', 'F6']
+MAP.camera_data_spawn_point = ['F6']
+MAP.map_data = """
+    -- ++ ++ ++ -- -- -- ++ ++ ++ --
+    -- ++ -- Me -- MB -- Me -- ++ --
+    -- -- ME -- Me -- Me -- ME -- --
+    -- -- ++ MS -- __ -- MS ++ -- --
+    -- -- ++ -- -- MS -- -- ++ -- --
+    ++ ++ ME -- -- -- -- -- ME ++ ++
+    ++ ++ -- -- SP -- SP -- -- ++ ++
+    -- -- ME -- ++ ++ ++ -- ME -- --
+    -- ++ -- -- ++ ++ ++ -- -- ++ --
+    -- -- -- -- ++ ++ ++ -- -- -- --
+"""
+MAP.weight_data = """
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50 50 50
+"""
+MAP.spawn_data = [
+    {'battle': 0, 'enemy': 9, 'siren': 3},
+    {'battle': 1},
+    {'battle': 2},
+    {'battle': 3},
+    {'battle': 4},
+    {'battle': 5},
+    {'battle': 6, 'boss': 1},
+]
+A1, B1, C1, D1, E1, F1, G1, H1, I1, J1, K1, \
+A2, B2, C2, D2, E2, F2, G2, H2, I2, J2, K2, \
+A3, B3, C3, D3, E3, F3, G3, H3, I3, J3, K3, \
+A4, B4, C4, D4, E4, F4, G4, H4, I4, J4, K4, \
+A5, B5, C5, D5, E5, F5, G5, H5, I5, J5, K5, \
+A6, B6, C6, D6, E6, F6, G6, H6, I6, J6, K6, \
+A7, B7, C7, D7, E7, F7, G7, H7, I7, J7, K7, \
+A8, B8, C8, D8, E8, F8, G8, H8, I8, J8, K8, \
+A9, B9, C9, D9, E9, F9, G9, H9, I9, J9, K9, \
+A10, B10, C10, D10, E10, F10, G10, H10, I10, J10, K10, \
+    = MAP.flatten()
+
+
+class Config(ConfigBase):
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = ['Vboss_Lovers', 'Vboss_Chariot']
+    MOVABLE_ENEMY_TURN = (2,)
+    MAP_HAS_SIREN = True
+    MAP_HAS_MOVABLE_ENEMY = True
+    MAP_HAS_MAP_STORY = False
+    MAP_HAS_FLEET_STEP = True
+    MAP_HAS_AMBUSH = False
+    MAP_HAS_MYSTERY = False
+    # ===== End of generated config =====
+
+
+class Campaign(CampaignBase):
+    MAP = MAP
+    ENEMY_FILTER = '1L > 1M > 1E > 1C > 2L > 2M > 2E > 2C > 3L > 3M > 3E > 3C'
+
+    def battle_0(self):
+        if self.clear_siren():
+            return True
+        if self.clear_filter_enemy(self.ENEMY_FILTER, preserve=1):
+            return True
+
+        return self.battle_default()
+
+    def battle_5(self):
+        if self.clear_siren():
+            return True
+        if self.clear_filter_enemy(self.ENEMY_FILTER, preserve=0):
+            return True
+
+        return self.battle_default()
+
+    def battle_6(self):
+        return self.fleet_boss.clear_boss()
diff --git a/campaign/event_20260226_cn/sp.py b/campaign/event_20260226_cn/sp.py
new file mode 100644
index 000000000..8cec53c7b
--- /dev/null
+++ b/campaign/event_20260226_cn/sp.py
@@ -0,0 +1,112 @@
+from module.campaign.campaign_base import CampaignBase
+from module.map.map_base import CampaignMap
+from module.map.map_grids import SelectedGrids, RoadGrids
+from module.logger import logger
+
+MAP = CampaignMap('SP')
+MAP.shape = 'I8'
+MAP.camera_data = ['D3', 'D6', 'F3', 'F6']
+MAP.camera_data_spawn_point = ['F2']
+MAP.map_data = """
+    ++ ++ ++ -- -- -- -- SP --
+    -- ME -- -- -- MS -- -- SP
+    -- -- ME ++ -- -- MS -- --
+    ME -- -- -- ME __ -- MS --
+    -- ME -- ME ++ -- ++ ++ ME
+    ++ -- -- -- -- -- ++ ++ --
+    -- MB -- ++ ME -- ME -- --
+    -- -- -- ++ -- ME ++ ++ ++
+"""
+MAP.weight_data = """
+    50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50
+    50 50 50 50 50 50 50 50 50
+"""
+MAP.spawn_data = [
+    {'battle': 0, 'enemy': 10, 'siren': 3},
+    {'battle': 1},
+    {'battle': 2},
+    {'battle': 3},
+    {'battle': 4},
+    {'battle': 5},
+    {'battle': 6},
+    {'battle': 7, 'boss': 1},
+]
+A1, B1, C1, D1, E1, F1, G1, H1, I1, \
+A2, B2, C2, D2, E2, F2, G2, H2, I2, \
+A3, B3, C3, D3, E3, F3, G3, H3, I3, \
+A4, B4, C4, D4, E4, F4, G4, H4, I4, \
+A5, B5, C5, D5, E5, F5, G5, H5, I5, \
+A6, B6, C6, D6, E6, F6, G6, H6, I6, \
+A7, B7, C7, D7, E7, F7, G7, H7, I7, \
+A8, B8, C8, D8, E8, F8, G8, H8, I8, \
+    = MAP.flatten()
+
+
+class Config:
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = ['Vboss_Hermit', 'Vboss_Lovers', 'Vboss_Chariot']
+    MOVABLE_ENEMY_TURN = (2,)
+    MAP_HAS_SIREN = True
+    MAP_HAS_MOVABLE_ENEMY = True
+    MAP_HAS_MAP_STORY = False
+    MAP_HAS_FLEET_STEP = True
+    MAP_HAS_AMBUSH = False
+    MAP_HAS_MYSTERY = False
+    STAR_REQUIRE_1 = 0
+    STAR_REQUIRE_2 = 0
+    STAR_REQUIRE_3 = 0
+    # ===== End of generated config =====
+
+    MAP_CHAPTER_SWITCH_20241219 = True
+    STAGE_ENTRANCE = ['half', '20240725']
+    STAGE_INCREASE_AB = True
+    INTERNAL_LINES_FIND_PEAKS_PARAMETERS = {
+        'height': (80, 255 - 17),
+        'width': (0.9, 10),
+        'prominence': 10,
+        'distance': 35,
+    }
+    EDGE_LINES_FIND_PEAKS_PARAMETERS = {
+        'height': (255 - 17, 255),
+        'prominence': 10,
+        'distance': 50,
+        'wlen': 1000
+    }
+    HOMO_STORAGE = ((8, 6), [(137.405, 104.804), (1046.044, 104.804), (-12.171, 652.093), (1166.717, 652.093)])
+    HOMO_EDGE_COLOR_RANGE = (0, 17)
+    MAP_WALK_USE_CURRENT_FLEET = True
+    MAP_SWIPE_MULTIPLY = (1.180, 1.202)
+    MAP_SWIPE_MULTIPLY_MINITOUCH = (1.141, 1.162)
+    MAP_SWIPE_MULTIPLY_MAATOUCH = (1.108, 1.128)
+    MAP_ENSURE_EDGE_INSIGHT_CORNER = 'bottom'
+    MAP_IS_ONE_TIME_STAGE = True
+
+
+class Campaign(CampaignBase):
+    MAP = MAP
+    ENEMY_FILTER = '1L > 1M > 1E > 1C > 2L > 2M > 2E > 2C > 3L > 3M > 3E > 3C'
+
+    def battle_0(self):
+        if self.clear_siren():
+            return True
+        if self.clear_filter_enemy(self.ENEMY_FILTER, preserve=2):
+            return True
+
+        return self.battle_default()
+
+    def battle_5(self):
+        if self.clear_siren():
+            return True
+        if self.clear_filter_enemy(self.ENEMY_FILTER, preserve=0):
+            return True
+
+        return self.battle_default()
+
+    def battle_7(self):
+        return self.fleet_boss.clear_boss()
diff --git a/module/config/argument/args.json b/module/config/argument/args.json
index c8791715f..59228fe03 100644
--- a/module/config/argument/args.json
+++ b/module/config/argument/args.json
@@ -1939,24 +1939,24 @@
         "value": "campaign_main",
         "option": [
           "event_20220526_cn",
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "display": "hide",
         "option_cn": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_en": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_jp": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_tw": [
           "event_20220526_cn"
         ],
         "option_bold": [
           "event_20220526_cn",
-          "event_20231221_cn"
+          "event_20260226_cn"
         ]
       },
       "Mode": {
@@ -2354,23 +2354,23 @@
         "value": "campaign_main",
         "option": [
           "event_20220526_cn",
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_cn": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_en": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_jp": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_tw": [
           "event_20220526_cn"
         ],
         "option_bold": [
           "event_20220526_cn",
-          "event_20231221_cn"
+          "event_20260226_cn"
         ]
       },
       "Mode": {
@@ -2762,23 +2762,23 @@
         "value": "campaign_main",
         "option": [
           "event_20220526_cn",
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_cn": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_en": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_jp": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_tw": [
           "event_20220526_cn"
         ],
         "option_bold": [
           "event_20220526_cn",
-          "event_20231221_cn"
+          "event_20260226_cn"
         ]
       },
       "Mode": {
@@ -4557,23 +4557,23 @@
         "value": "campaign_main",
         "option": [
           "event_20220526_cn",
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_cn": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_en": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_jp": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_tw": [
           "event_20220526_cn"
         ],
         "option_bold": [
           "event_20220526_cn",
-          "event_20231221_cn"
+          "event_20260226_cn"
         ]
       },
       "Mode": {
@@ -4983,23 +4983,23 @@
         "value": "campaign_main",
         "option": [
           "event_20220526_cn",
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_cn": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_en": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_jp": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_tw": [
           "event_20220526_cn"
         ],
         "option_bold": [
           "event_20220526_cn",
-          "event_20231221_cn"
+          "event_20260226_cn"
         ]
       },
       "Mode": {
@@ -5409,23 +5409,23 @@
         "value": "campaign_main",
         "option": [
           "event_20220526_cn",
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_cn": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_en": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_jp": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_tw": [
           "event_20220526_cn"
         ],
         "option_bold": [
           "event_20220526_cn",
-          "event_20231221_cn"
+          "event_20260226_cn"
         ]
       },
       "Mode": {
@@ -5835,23 +5835,23 @@
         "value": "campaign_main",
         "option": [
           "event_20220526_cn",
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_cn": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_en": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_jp": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_tw": [
           "event_20220526_cn"
         ],
         "option_bold": [
           "event_20220526_cn",
-          "event_20231221_cn"
+          "event_20260226_cn"
         ]
       },
       "Mode": {
@@ -6251,23 +6251,23 @@
         "value": "campaign_main",
         "option": [
           "event_20220526_cn",
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_cn": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_en": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_jp": [
-          "event_20231221_cn"
+          "event_20260226_cn"
         ],
         "option_tw": [
           "event_20220526_cn"
         ],
         "option_bold": [
           "event_20220526_cn",
-          "event_20231221_cn"
+          "event_20260226_cn"
         ]
       },
       "Mode": {
diff --git a/module/config/i18n/en-US.json b/module/config/i18n/en-US.json
index d7da10608..e1a61eea1 100644
--- a/module/config/i18n/en-US.json
+++ b/module/config/i18n/en-US.json
@@ -788,6 +788,7 @@
       "event_20250912_cn": "A Dance for Amahara Above",
       "event_20251023_cn": "Tempesta and Islas de Libertád",
       "event_20251218_cn": "A Note Through the Firmament",
+      "event_20260226_cn": "Springtide Inn Online",
       "raid_20200624": "Air Raid Drills with Essex Rerun",
       "raid_20210708": "Cross Wave rerun",
       "raid_20220127": "Mystery Investigation",
diff --git a/module/config/i18n/ja-JP.json b/module/config/i18n/ja-JP.json
index fdcfa4485..6ccb08e28 100644
--- a/module/config/i18n/ja-JP.json
+++ b/module/config/i18n/ja-JP.json
@@ -788,6 +788,7 @@
       "event_20250912_cn": "アマハラに舞い奉れ",
       "event_20251023_cn": "テンペスタと自由群島",
       "event_20251218_cn": "天穹に響く音謡",
+      "event_20260226_cn": "春色旅籠Online",
       "raid_20200624": "特別演習超空強襲波（復刻）",
       "raid_20210708": "交錯する新たな波 (復刻)",
       "raid_20220127": "秘密事件調査",
diff --git a/module/config/i18n/zh-CN.json b/module/config/i18n/zh-CN.json
index 1350a92c4..2d0dd7bef 100644
--- a/module/config/i18n/zh-CN.json
+++ b/module/config/i18n/zh-CN.json
@@ -788,6 +788,7 @@
       "event_20250912_cn": "起舞于天原之上",
       "event_20251023_cn": "飓风与自由群岛",
       "event_20251218_cn": "响彻于天穹之音",
+      "event_20260226_cn": "春满客栈Online",
       "raid_20200624": "复刻特别演习埃塞克斯级",
       "raid_20210708": "复刻穿越彼方的水线",
       "raid_20220127": "演习神秘事件调查",
diff --git a/module/config/i18n/zh-TW.json b/module/config/i18n/zh-TW.json
index 90eb67d4b..cd00aa855 100644
--- a/module/config/i18n/zh-TW.json
+++ b/module/config/i18n/zh-TW.json
@@ -788,6 +788,7 @@
       "event_20250912_cn": "起舞於天原之上",
       "event_20251023_cn": "颶風與自由群島",
       "event_20251218_cn": "響徹於天穹之音",
+      "event_20260226_cn": "Springtide Inn Online",
       "raid_20200624": "特別演習埃塞克斯級(復刻)",
       "raid_20210708": "復刻穿越彼方的水線",
       "raid_20220127": "演習神秘事件調查",