diff --git a/campaign/Readme.md b/campaign/Readme.md
index a3701d128..2c9330b53 100644
--- a/campaign/Readme.md
+++ b/campaign/Readme.md
@@ -281,3 +281,4 @@ 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..15977c32e
--- /dev/null
+++ b/campaign/event_20260226_cn/a1.py
@@ -0,0 +1,80 @@
+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 = 'I8'
+MAP.camera_data = ['E2', 'E6']
+MAP.camera_data_spawn_point = ['E2']
+MAP.map_data = """
+    -- -- ME -- ME -- -- -- --
+    -- ++ -- -- -- ME ++ ++ --
+    -- ++ -- SP -- -- Me ++ --
+    -- ME -- -- SP -- -- ME --
+    ++ -- Me -- -- -- Me -- --
+    -- ME ++ MS -- MS ++ ++ ++
+    -- -- ME -- __ -- ME ++ --
+    -- -- -- -- MB -- -- -- --
+"""
+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': 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, \
+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 = []
+    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
+    MAP_CHAPTER_SWITCH_20241219 = True
+    STAGE_ENTRANCE = ['half', '20240725']
+    MAP_HAS_MODE_SWITCH = True
+    STAGE_INCREASE_AB = True
+    MAP_WALK_USE_CURRENT_FLEET = True
+    # ===== End of generated config =====
+    MAP_SIREN_HAS_BOSS_ICON_SMALL = 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=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..f58f6b446
--- /dev/null
+++ b/campaign/event_20260226_cn/a2.py
@@ -0,0 +1,78 @@
+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 = 'J7'
+MAP.camera_data = ['D2', 'D5', 'F2', 'F5']
+MAP.camera_data_spawn_point = ['D5']
+MAP.map_data = """
+    -- ME -- -- ME ++ ++ -- -- --
+    MB -- ME -- -- -- ++ ME ME ++
+    ++ -- ++ ++ Me -- Me -- -- ++
+    -- -- ++ ++ -- __ -- -- ME --
+    -- MS -- -- MS -- -- ME ++ --
+    ME -- -- -- -- -- ME -- -- --
+    ++ -- SP SP -- ++ ++ ++ -- --
+"""
+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
+"""
+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, \
+    = MAP.flatten()
+
+
+class Config(ConfigBase):
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = []
+    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
+    MAP_CHAPTER_SWITCH_20241219 = True
+    STAGE_ENTRANCE = ['half', '20240725']
+    MAP_HAS_MODE_SWITCH = True
+    STAGE_INCREASE_AB = True
+    MAP_WALK_USE_CURRENT_FLEET = True
+    # ===== End of generated config =====
+    MAP_SIREN_HAS_BOSS_ICON_SMALL = 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=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..63e3ae5fb
--- /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 = 'H8'
+MAP.camera_data = ['D2', 'D6', 'E2', 'E6']
+MAP.camera_data_spawn_point = ['D2']
+MAP.map_data = """
+    ++ ++ -- -- ME -- -- ME
+    ++ ++ MS -- -- -- ME --
+    SP -- -- MS -- ++ -- --
+    SP -- -- MS -- ++ ME --
+    ++ Me __ -- -- -- -- --
+    ++ ME -- 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
+"""
+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, \
+A2, B2, C2, D2, E2, F2, G2, H2, \
+A3, B3, C3, D3, E3, F3, G3, H3, \
+A4, B4, C4, D4, E4, F4, G4, H4, \
+A5, B5, C5, D5, E5, F5, G5, H5, \
+A6, B6, C6, D6, E6, F6, G6, H6, \
+A7, B7, C7, D7, E7, F7, G7, H7, \
+A8, B8, C8, D8, E8, F8, G8, H8, \
+    = MAP.flatten()
+
+
+class Config(ConfigBase):
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = []
+    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
+    MAP_CHAPTER_SWITCH_20241219 = True
+    STAGE_ENTRANCE = ['half', '20240725']
+    MAP_HAS_MODE_SWITCH = True
+    STAGE_INCREASE_AB = True
+    MAP_WALK_USE_CURRENT_FLEET = True
+    # ===== End of generated config =====
+    MAP_SIREN_HAS_BOSS_ICON_SMALL = 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=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..bbe3d0026
--- /dev/null
+++ b/campaign/event_20260226_cn/b1.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
+
+MAP = CampaignMap('B1')
+MAP.shape = 'I8'
+MAP.camera_data = ['D3', 'D6', 'F3', 'F6']
+MAP.camera_data_spawn_point = ['D6']
+MAP.map_data = """
+    ++ -- -- -- -- -- -- -- --
+    ME -- ME ++ ++ ++ -- -- ++
+    -- ME -- MS -- MS -- ME ++
+    -- ++ MS -- -- -- Me -- ME
+    -- Me -- -- SP -- -- __ Me
+    -- -- -- SP -- -- Me -- --
+    ++ ++ Me -- -- ++ -- MB --
+    ++ ++ -- ME 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': 2, 'siren': 1},
+    {'battle': 1, 'enemy': 1},
+    {'battle': 2, 'enemy': 2},
+    {'battle': 3, 'enemy': 1},
+    {'battle': 4, 'enemy': 2, 'boss': 1},
+    {'battle': 5, 'enemy': 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 = []
+    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
+    MAP_CHAPTER_SWITCH_20241219 = True
+    STAGE_ENTRANCE = ['half', '20240725']
+    MAP_HAS_MODE_SWITCH = True
+    STAGE_INCREASE_AB = True
+    MAP_WALK_USE_CURRENT_FLEET = True
+    # ===== End of generated config =====
+    MAP_SIREN_HAS_BOSS_ICON_SMALL = 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=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..64e29d2fc
--- /dev/null
+++ b/campaign/event_20260226_cn/b2.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('B2')
+MAP.shape = 'J8'
+MAP.camera_data = ['D2', 'D6', 'G2', 'G6']
+MAP.camera_data_spawn_point = ['G2']
+MAP.map_data = """
+    MB ++ ME ME ++ ++ ++ -- -- --
+    -- -- -- -- ++ ME MS -- -- SP
+    -- ME ++ -- Me -- -- MS -- --
+    -- -- Me -- -- __ MS -- -- SP
+    -- ME -- ++ -- -- -- -- -- --
+    -- ++ ME -- Me -- Me ++ ++ ME
+    -- ME -- 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 50 50 50 50 50 50 50 50
+"""
+MAP.spawn_data = [
+    {'battle': 0, 'enemy': 2, 'siren': 1},
+    {'battle': 1, 'enemy': 1},
+    {'battle': 2, 'enemy': 2},
+    {'battle': 3, 'enemy': 1},
+    {'battle': 4, 'enemy': 2},
+    {'battle': 5, '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 = []
+    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
+    MAP_CHAPTER_SWITCH_20241219 = True
+    STAGE_ENTRANCE = ['half', '20240725']
+    MAP_HAS_MODE_SWITCH = True
+    STAGE_INCREASE_AB = True
+    MAP_WALK_USE_CURRENT_FLEET = True
+    # ===== End of generated config =====
+    MAP_SIREN_HAS_BOSS_ICON_SMALL = 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=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..0a020206d
--- /dev/null
+++ b/campaign/event_20260226_cn/b3.py
@@ -0,0 +1,88 @@
+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 = 'I10'
+MAP.camera_data = ['D2', 'D6', 'D8', 'F2', 'F6', 'F8']
+MAP.camera_data_spawn_point = ['F2', 'D2']
+MAP.map_data = """
+    ++ ++ ++ SP -- SP ++ ++ ++
+    -- -- -- -- -- -- -- -- --
+    -- Me ++ -- MS -- ++ Me --
+    -- Me ++ MS -- MS ++ Me --
+    -- -- Me -- __ -- Me -- --
+    ME -- -- -- ++ -- -- -- ME
+    -- ME -- ++ ++ ++ -- ME --
+    ME -- -- ME -- 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 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': 2},
+    {'battle': 5, 'enemy': 1, '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, \
+A9, B9, C9, D9, E9, F9, G9, H9, I9, \
+A10, B10, C10, D10, E10, F10, G10, H10, I10, \
+    = MAP.flatten()
+
+
+class Config(ConfigBase):
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = []
+    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
+    MAP_CHAPTER_SWITCH_20241219 = True
+    STAGE_ENTRANCE = ['half', '20240725']
+    MAP_HAS_MODE_SWITCH = True
+    STAGE_INCREASE_AB = True
+    MAP_WALK_USE_CURRENT_FLEET = True
+    # ===== End of generated config =====
+    MAP_SIREN_HAS_BOSS_ICON_SMALL = 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=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..84216d3fe
--- /dev/null
+++ b/campaign/event_20260226_cn/c1.py
@@ -0,0 +1,80 @@
+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 = 'I8'
+MAP.camera_data = ['E2', 'E6']
+MAP.camera_data_spawn_point = ['E2']
+MAP.map_data = """
+    -- -- ME -- ME -- -- -- --
+    -- ++ -- -- -- ME ++ ++ --
+    -- ++ -- SP -- -- Me ++ --
+    -- ME -- -- SP -- -- ME --
+    ++ -- Me -- -- -- Me -- --
+    -- ME ++ MS -- MS ++ ++ ++
+    -- -- ME -- __ -- ME ++ --
+    -- -- -- -- MB -- -- -- --
+"""
+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': 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, \
+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 = []
+    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
+    MAP_CHAPTER_SWITCH_20241219 = True
+    STAGE_ENTRANCE = ['half', '20240725']
+    MAP_HAS_MODE_SWITCH = True
+    STAGE_INCREASE_AB = True
+    MAP_WALK_USE_CURRENT_FLEET = True
+    # ===== End of generated config =====
+    MAP_SIREN_HAS_BOSS_ICON_SMALL = 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=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..759fbb65d
--- /dev/null
+++ b/campaign/event_20260226_cn/c2.py
@@ -0,0 +1,78 @@
+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 = 'J7'
+MAP.camera_data = ['D2', 'D5', 'F2', 'F5']
+MAP.camera_data_spawn_point = ['D5']
+MAP.map_data = """
+    -- ME -- -- ME ++ ++ -- -- --
+    MB -- ME -- -- -- ++ ME ME ++
+    ++ -- ++ ++ Me -- Me -- -- ++
+    -- -- ++ ++ -- __ -- -- ME --
+    -- MS -- -- MS -- -- ME ++ --
+    ME -- -- -- -- -- ME -- -- --
+    ++ -- SP SP -- ++ ++ ++ -- --
+"""
+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
+"""
+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, \
+    = MAP.flatten()
+
+
+class Config(ConfigBase):
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = []
+    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
+    MAP_CHAPTER_SWITCH_20241219 = True
+    STAGE_ENTRANCE = ['half', '20240725']
+    MAP_HAS_MODE_SWITCH = True
+    STAGE_INCREASE_AB = True
+    MAP_WALK_USE_CURRENT_FLEET = True
+    # ===== End of generated config =====
+    MAP_SIREN_HAS_BOSS_ICON_SMALL = 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=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..3092de3d6
--- /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 = 'H8'
+MAP.camera_data = ['D2', 'D6', 'E2', 'E6']
+MAP.camera_data_spawn_point = ['D2']
+MAP.map_data = """
+    ++ ++ -- -- ME -- -- ME
+    ++ ++ MS -- -- -- ME --
+    SP -- -- MS -- ++ -- --
+    SP -- -- MS -- ++ ME --
+    ++ Me __ -- -- -- -- --
+    ++ ME -- 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
+"""
+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, \
+A2, B2, C2, D2, E2, F2, G2, H2, \
+A3, B3, C3, D3, E3, F3, G3, H3, \
+A4, B4, C4, D4, E4, F4, G4, H4, \
+A5, B5, C5, D5, E5, F5, G5, H5, \
+A6, B6, C6, D6, E6, F6, G6, H6, \
+A7, B7, C7, D7, E7, F7, G7, H7, \
+A8, B8, C8, D8, E8, F8, G8, H8, \
+    = MAP.flatten()
+
+
+class Config(ConfigBase):
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = []
+    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
+    MAP_CHAPTER_SWITCH_20241219 = True
+    STAGE_ENTRANCE = ['half', '20240725']
+    MAP_HAS_MODE_SWITCH = True
+    STAGE_INCREASE_AB = True
+    MAP_WALK_USE_CURRENT_FLEET = True
+    # ===== End of generated config =====
+    MAP_SIREN_HAS_BOSS_ICON_SMALL = 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=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..84a52e495
--- /dev/null
+++ b/campaign/event_20260226_cn/d1.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
+
+MAP = CampaignMap('D1')
+MAP.shape = 'I8'
+MAP.camera_data = ['D3', 'D6', 'F3', 'F6']
+MAP.camera_data_spawn_point = ['D6']
+MAP.map_data = """
+    ++ -- -- -- -- -- -- -- --
+    ME -- ME ++ ++ ++ -- -- ++
+    -- ME -- MS -- MS -- ME ++
+    -- ++ MS -- -- -- Me -- ME
+    -- Me -- -- SP -- -- __ Me
+    -- -- -- SP -- -- Me -- --
+    ++ ++ Me -- -- ++ -- MB --
+    ++ ++ -- ME 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': 2, 'siren': 2},
+    {'battle': 1, 'enemy': 1},
+    {'battle': 2, 'enemy': 2},
+    {'battle': 3, 'enemy': 1},
+    {'battle': 4, 'enemy': 2},
+    {'battle': 5, 'enemy': 1, '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 = []
+    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
+    MAP_CHAPTER_SWITCH_20241219 = True
+    STAGE_ENTRANCE = ['half', '20240725']
+    MAP_HAS_MODE_SWITCH = True
+    STAGE_INCREASE_AB = True
+    MAP_WALK_USE_CURRENT_FLEET = True
+    # ===== End of generated config =====
+    MAP_SIREN_HAS_BOSS_ICON_SMALL = 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=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..9ac50ce44
--- /dev/null
+++ b/campaign/event_20260226_cn/d2.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('D2')
+MAP.shape = 'J8'
+MAP.camera_data = ['D2', 'D6', 'G2', 'G6']
+MAP.camera_data_spawn_point = ['G2']
+MAP.map_data = """
+    MB ++ ME ME ++ ++ ++ -- -- --
+    -- -- -- -- ++ ME MS -- -- SP
+    -- ME ++ -- Me -- -- MS -- --
+    -- -- Me -- -- __ MS -- -- SP
+    -- ME -- ++ -- -- -- -- -- --
+    -- ++ ME -- Me -- Me ++ ++ ME
+    -- ME -- 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 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, 'siren': 1},
+    {'battle': 3, 'enemy': 1},
+    {'battle': 4, 'enemy': 2},
+    {'battle': 5, 'enemy': 1},
+    {'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 = []
+    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
+    MAP_CHAPTER_SWITCH_20241219 = True
+    STAGE_ENTRANCE = ['half', '20240725']
+    MAP_HAS_MODE_SWITCH = True
+    STAGE_INCREASE_AB = True
+    MAP_WALK_USE_CURRENT_FLEET = True
+    # ===== End of generated config =====
+    MAP_SIREN_HAS_BOSS_ICON_SMALL = 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=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..8d1ad5734
--- /dev/null
+++ b/campaign/event_20260226_cn/d3.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
+from .d1 import Config as ConfigBase
+
+MAP = CampaignMap('D3')
+MAP.shape = 'I10'
+MAP.camera_data = ['D2', 'D6', 'D8', 'F2', 'F6', 'F8']
+MAP.camera_data_spawn_point = ['F2', 'D2']
+MAP.map_data = """
+    ++ ++ ++ SP -- SP ++ ++ ++
+    -- -- -- -- -- -- -- -- --
+    -- Me ++ -- MS -- ++ Me --
+    -- Me ++ MS -- MS ++ Me --
+    -- -- Me -- __ -- Me -- --
+    ME -- -- -- ++ -- -- -- ME
+    -- ME -- ++ ++ ++ -- ME --
+    ME -- -- ME -- 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 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, 'siren': 1},
+    {'battle': 3, 'enemy': 1},
+    {'battle': 4, 'enemy': 2},
+    {'battle': 5, 'enemy': 1},
+    {'battle': 6, '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, \
+A9, B9, C9, D9, E9, F9, G9, H9, I9, \
+A10, B10, C10, D10, E10, F10, G10, H10, I10, \
+    = MAP.flatten()
+
+
+class Config(ConfigBase):
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = []
+    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
+    MAP_CHAPTER_SWITCH_20241219 = True
+    STAGE_ENTRANCE = ['half', '20240725']
+    MAP_HAS_MODE_SWITCH = True
+    STAGE_INCREASE_AB = True
+    MAP_WALK_USE_CURRENT_FLEET = True
+    # ===== End of generated config =====
+    MAP_SIREN_HAS_BOSS_ICON_SMALL = 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=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..605d921d6
--- /dev/null
+++ b/campaign/event_20260226_cn/sp.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
+
+MAP = CampaignMap('SP')
+MAP.shape = 'H7'
+MAP.camera_data = ['D2', 'D5', 'E2', 'E5']
+MAP.camera_data_spawn_point = ['D2']
+MAP.map_data = """
+    -- -- -- -- ++ -- ME --
+    -- SP SP -- ++ ME -- ME
+    -- -- -- -- MS -- ME --
+    ++ ++ ++ MS __ -- ++ ++
+    -- ME -- -- -- MS -- ++
+    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
+"""
+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, \
+A2, B2, C2, D2, E2, F2, G2, H2, \
+A3, B3, C3, D3, E3, F3, G3, H3, \
+A4, B4, C4, D4, E4, F4, G4, H4, \
+A5, B5, C5, D5, E5, F5, G5, H5, \
+A6, B6, C6, D6, E6, F6, G6, H6, \
+A7, B7, C7, D7, E7, F7, G7, H7, \
+    = MAP.flatten()
+
+
+class Config:
+    # ===== Start of generated config =====
+    MAP_SIREN_TEMPLATE = []
+    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
+    MAP_CHAPTER_SWITCH_20241219 = True
+    STAGE_ENTRANCE = ['half', '20240725']
+    MAP_HAS_MODE_SWITCH = True
+    STAGE_INCREASE_AB = True
+    MAP_WALK_USE_CURRENT_FLEET = True
+    STAR_REQUIRE_1 = 0
+    STAR_REQUIRE_2 = 0
+    STAR_REQUIRE_3 = 0
+    # ===== End of generated config =====
+    MAP_SIREN_HAS_BOSS_ICON_SMALL = 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/dev_tools/map_extractor.py b/dev_tools/map_extractor.py
index b61bbf6cd..c3a67bc39 100644
--- a/dev_tools/map_extractor.py
+++ b/dev_tools/map_extractor.py
@@ -567,6 +567,11 @@ class MapData:
         lines.append(f'    MAP_HAS_FLEET_STEP = {self.MAP_HAS_FLEET_STEP}')
         lines.append(f'    MAP_HAS_AMBUSH = {self.MAP_HAS_AMBUSH}')
         lines.append(f'    MAP_HAS_MYSTERY = {self.MAP_HAS_MYSTERY}')
+        lines.append(f'    MAP_CHAPTER_SWITCH_20241219 = True')
+        lines.append(f"    STAGE_ENTRANCE = ['half', '20240725']")
+        lines.append(f'    MAP_HAS_MODE_SWITCH = True')
+        lines.append(f'    STAGE_INCREASE_AB = True')
+        lines.append(f'    MAP_WALK_USE_CURRENT_FLEET = True')
         if self.MAP_HAS_PORTAL:
             lines.append(f'    MAP_HAS_PORTAL = {self.MAP_HAS_PORTAL}')
         if self.MAP_HAS_LAND_BASED:
diff --git a/module/config/argument/args.json b/module/config/argument/args.json
index d54d06da8..fe703db49 100644
--- a/module/config/argument/args.json
+++ b/module/config/argument/args.json
@@ -1636,24 +1636,24 @@
         "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": {
@@ -1917,23 +1917,23 @@
         "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": {
@@ -2312,23 +2312,23 @@
         "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": {
@@ -4035,23 +4035,23 @@
         "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": {
@@ -4447,23 +4447,23 @@
         "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": {
@@ -4859,23 +4859,23 @@
         "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": {
@@ -5271,23 +5271,23 @@
         "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": {
@@ -5673,23 +5673,23 @@
         "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 3eb2b2788..153b3f6d9 100644
--- a/module/config/i18n/en-US.json
+++ b/module/config/i18n/en-US.json
@@ -766,6 +766,7 @@
       "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 c0c0e82ab..2de0d9a8b 100644
--- a/module/config/i18n/ja-JP.json
+++ b/module/config/i18n/ja-JP.json
@@ -766,6 +766,7 @@
       "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 fe479362c..5af93089b 100644
--- a/module/config/i18n/zh-CN.json
+++ b/module/config/i18n/zh-CN.json
@@ -766,6 +766,7 @@
       "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 e04b97219..7687ff8aa 100644
--- a/module/config/i18n/zh-TW.json
+++ b/module/config/i18n/zh-TW.json
@@ -766,6 +766,7 @@
       "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",