diff --git a/campaign/event_20260226_cn/sp.py b/campaign/event_20260226_cn/sp.py
new file mode 100644
index 000000000..42681854f
--- /dev/null
+++ b/campaign/event_20260226_cn/sp.py
@@ -0,0 +1,105 @@
+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
+    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
+    MAP_IS_ONE_TIME_STAGE = True
+    INTERNAL_LINES_FIND_PEAKS_PARAMETERS = {
+        'height': (80, 255 - 33),
+        'width': (0.9, 10),
+        'prominence': 10,
+        'distance': 35,
+    }
+    EDGE_LINES_FIND_PEAKS_PARAMETERS = {
+        'height': (255 - 33, 255),
+        'prominence': 10,
+        'distance': 50,
+        'wlen': 1000
+    }
+    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)
+
+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()