diff --git a/public/project/bgms/chapter2ED.mp3 b/public/project/bgms/chapter2ED.mp3
new file mode 100644
index 0000000..1436bd0
Binary files /dev/null and b/public/project/bgms/chapter2ED.mp3 differ
diff --git a/public/project/floors/MT48.js b/public/project/floors/MT48.js
index 9301880..46b0ebf 100644
--- a/public/project/floors/MT48.js
+++ b/public/project/floors/MT48.js
@@ -17,31 +17,6 @@ main.floors.MT48=
     "eachArrive": [],
     "parallelDo": "",
     "events": {
-        "7,0": [
-            "本塔的第二章测试版已结束。",
-            "本章还剩余最后一个大区域，约30层，较为复杂，请期待下次更新。",
-            "计分方式：血量/10+黄*2000+蓝*5000+红*10000",
-            {
-                "type": "setValue",
-                "name": "status:hp",
-                "operator": "/=",
-                "value": "10"
-            },
-            {
-                "type": "setValue",
-                "name": "status:hp",
-                "operator": "+=",
-                "value": "item:yellowKey*2000+item:blueKey*5000+item:redKey*10000"
-            },
-            {
-                "type": "function",
-                "function": "function(){\ncore.status.hero.hp = Math.ceil(core.status.hero.hp);\n}"
-            },
-            {
-                "type": "win",
-                "reason": "第二章测试"
-            }
-        ],
         "7,10": [
             "\t[苍蓝之灵-虚,E647]\b[up,7,7]你来了，智慧之神看中的人。",
             "\t[中级智人]\b[up,hero]你是什么人？",
@@ -54,13 +29,110 @@ main.floors.MT48=
             "\t[苍蓝之灵-虚,E647]\b[up,7,7]你现在还有很多疑虑吧，那里便有你想要找的答案。",
             "\t[中级智人]\b[up,hero]那么我怎么过去？",
             "\t[苍蓝之灵-虚,E647]\b[up,7,7]打败我，你便有资格进入。",
-            "\t[中级智人]\b[up,hero]为什么又是要打架？",
+            "\t[中级智人]\b[up,hero]为什么又是要打一场？",
             "\t[苍蓝之灵-虚,E647]\b[up,7,7]......",
             "\t[苍蓝之灵-虚,E647]\b[up,7,7]之后，你会明白的。",
             {
                 "type": "hide",
                 "remove": true
             }
+        ],
+        "7,0": [
+            {
+                "type": "if",
+                "condition": "(flag:pale1!==1)",
+                "true": [
+                    {
+                        "type": "setCurtain",
+                        "color": [
+                            0,
+                            0,
+                            0,
+                            1
+                        ],
+                        "time": 1500,
+                        "keep": true
+                    },
+                    {
+                        "type": "setText",
+                        "text": [
+                            0,
+                            0,
+                            0,
+                            1
+                        ],
+                        "background": "winskin3.png"
+                    },
+                    "人类简史——进化篇",
+                    {
+                        "type": "playSound",
+                        "name": "paper.mp3"
+                    },
+                    "孤注一掷。",
+                    {
+                        "type": "playSound",
+                        "name": "paper.mp3"
+                    },
+                    "为拯救自己，人类执行了苍蓝计划。",
+                    {
+                        "type": "playSound",
+                        "name": "paper.mp3"
+                    },
+                    "硬币一旦抛出，又有谁能得知它的朝向呢？",
+                    {
+                        "type": "playSound",
+                        "name": "paper.mp3"
+                    },
+                    "在它落地之前，前方，是毁灭，亦是重生。",
+                    {
+                        "type": "playSound",
+                        "name": "paper.mp3"
+                    },
+                    "当他踏入宫殿的那一刻，硬币便已抛出。",
+                    {
+                        "type": "playSound",
+                        "name": "paper.mp3"
+                    },
+                    "来自未来的“孤注一掷”。",
+                    {
+                        "type": "playSound",
+                        "name": "paper.mp3"
+                    },
+                    {
+                        "type": "setText",
+                        "text": [
+                            255,
+                            255,
+                            255,
+                            1
+                        ],
+                        "background": "winskin2.png"
+                    },
+                    {
+                        "type": "changeFloor",
+                        "floorId": "MT49",
+                        "loc": [
+                            7,
+                            14
+                        ]
+                    },
+                    {
+                        "type": "setCurtain",
+                        "time": 1500
+                    },
+                    "\t[中级智人]\b[up,hero]！！",
+                    "\t[中级智人]\b[up,hero]这，这是！",
+                    "\t[中级智人]\b[up,hero]这就是未来人类的最后底牌了吗？",
+                    "\t[中级智人]\b[up,hero]我一定要弄清楚这里面的东西。",
+                    "\t[中级智人]\b[up,hero]前方，一定会有我所寻找的答案。",
+                    {
+                        "type": "setValue",
+                        "name": "flag:pale1",
+                        "value": "1"
+                    }
+                ],
+                "false": []
+            }
         ]
     },
     "changeFloor": {
@@ -75,7 +147,7 @@ main.floors.MT48=
     "beforeBattle": {},
     "afterBattle": {
         "7,7": [
-            "\t[中级智人]\b[up,hero]为什么，为什么一定要打架，决定胜负呢？",
+            "\t[中级智人]\b[up,hero]为什么，为什么一定要打一场，来决定胜负呢？",
             {
                 "type": "openDoor",
                 "loc": [
diff --git a/public/project/floors/MT49.js b/public/project/floors/MT49.js
index 365a05b..4a52ad4 100644
--- a/public/project/floors/MT49.js
+++ b/public/project/floors/MT49.js
@@ -1,34 +1,95 @@
 main.floors.MT49=
 {
-"floorId": "MT49",
-"title": "冰封高原",
-"name": "49",
-"width": 15,
-"height": 15,
-"canFlyTo": true,
-"canFlyFrom": true,
-"canUseQuickShop": true,
-"cannotViewMap": false,
-"images": [],
-"ratio": 8,
-"defaultGround": "T580",
-"bgm": "winter.mp3",
-"firstArrive": [],
-"eachArrive": [],
-"parallelDo": "",
-"events": {},
-"changeFloor": {},
-"beforeBattle": {},
-"afterBattle": {},
-"afterGetItem": {},
-"afterOpenDoor": {},
-"autoEvent": {},
-"cannotMove": {},
-"cannotMoveIn": {},
-"map": [
-    [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
-    [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
-    [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
+    "floorId": "MT49",
+    "title": "苍蓝之殿-入",
+    "name": "49",
+    "width": 15,
+    "height": 15,
+    "canFlyTo": true,
+    "canFlyFrom": true,
+    "canUseQuickShop": true,
+    "cannotViewMap": false,
+    "images": [],
+    "ratio": 8,
+    "defaultGround": "T580",
+    "bgm": "winter.mp3",
+    "firstArrive": [],
+    "eachArrive": [],
+    "parallelDo": "",
+    "events": {
+        "6,10": [
+            "以万&定%$*#■◁"
+        ],
+        "8,10": [
+            "行$天&*至^%?□▼"
+        ],
+        "7,14": [
+            {
+                "type": "changeFloor",
+                "floorId": "MT48",
+                "loc": [
+                    7,
+                    0
+                ]
+            }
+        ],
+        "7,10": [
+            {
+                "type": "changeFloor",
+                "floorId": "MT50",
+                "loc": [
+                    7,
+                    14
+                ]
+            }
+        ]
+    },
+    "changeFloor": {},
+    "beforeBattle": {},
+    "afterBattle": {},
+    "afterGetItem": {},
+    "afterOpenDoor": {},
+    "autoEvent": {},
+    "cannotMove": {},
+    "cannotMoveIn": {},
+    "map": [
+    [  0,  0,80922,80923,80924,80925,80926,80927,81120,81121,81122,81123,81124,  0,  0],
+    [  0,  0,80930,80931,80932,80933,80934,80935,81128,81129,81130,81131,81132,  0,  0],
+    [  0,  0,80938,80939,80940,80941,80942,80943,81136,81137,81138,81139,81140,  0,  0],
+    [  0,  0,80946,80947,80948,80949,80950,80951,81144,81145,81146,81147,81148,  0,  0],
+    [  0,  0,80954,80955,80956,80957,80958,80959,81152,81153,81154,81155,81156,  0,  0],
+    [  0,  0,80962,80963,80964,80965,80966,80967,81160,81161,81162,81163,81164,  0,  0],
+    [  0,  0,80970,80971,80972,80973,80974,80975,81168,81169,81170,81171,81172,  0,  0],
+    [  0,  0,80978,80979,80980,80981,80982,80983,81176,81177,81178,81179,81180,  0,  0],
+    [  0,  0,80986,80987,80988,80989,80990,80991,81184,81185,81186,81187,81188,  0,  0],
+    [  0,  0,80994,80995,80996,80997,80998,80999,81192,81193,81194,81195,81196,  0,  0],
+    [  0,  0,81002,81003,  0,81005,129, 91,129,81201,81202,81203,81204,  0,  0],
+    [  0,  0,81069,81070,81071,  0,  0,  0,  0,  0,81069,81070,81071,  0,  0],
+    [  0,  0,81077,81078,81079,  0,  0,  0,  0,  0,81077,81078,81079,  0,  0],
+    [  0,146,146,146,146,  0,  0,  0,  0,  0,  0,  0,146,146,  0],
+    [146,146,146,146,146,146,  0, 93,  0,146,146,146,146,146,146]
+],
+    "bgmap": [
+    [70067,70067,70067,70067,70067,70067,  0,  0,  0,70067,70067,70067,70067,70067,70067],
+    [70067,70067,70067,70067,70067,70067,  0,  0,  0,70067,70067,70067,70067,70067,70067],
+    [70067,70067,70067,70067,70067,70067,  0,  0,  0,70067,70067,70067,70067,70067,70067],
+    [70067,70067,70067,70067,70067,70067,  0,  0,  0,70067,70067,70067,70067,70067,70067],
+    [70067,70067,70067,70067,70067,70067,  0,  0,  0,70067,70067,70067,70067,70067,70067],
+    [70067,70067,70067,70067,70067,70067,  0,  0,  0,70067,70067,70067,70067,70067,70067],
+    [70067,70067,70067,70067,70067,70067,  0,  0,  0,70067,70067,70067,70067,70067,70067],
+    [70067,70067,70067,70067,70067,70067,  0,  0,  0,70067,70067,70067,70067,70067,70067],
+    [70067,70067,70067,70067,70067,70067,  0,  0,  0,70067,70067,70067,70067,70067,70067],
+    [70067,70067,70048,70049,70049,70049,70056,  0,70058,70049,70049,70049,70050,70067,70067],
+    [70067,70067,70056,  0,  0,  0,70056,  0,70058,  0,  0,  0,70058,70067,70067],
+    [70049,70049,70051,  0,  0,  0,70056,  0,70058,  0,  0,  0,70052,70049,70049],
+    [  0,  0,  0,  0,  0,  0,70056,  0,70058,  0,  0,  0,  0,  0,  0],
+    [  0,  0,  0,  0,  0,  0,70056,  0,70058,  0,  0,  0,  0,  0,  0],
+    [  0,  0,  0,  0,  0,  0,70056,  0,70058,  0,  0,  0,  0,  0,  0]
+],
+    "fgmap": [
+
+],
+    "bg2map": [
     [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
     [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
     [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
@@ -40,6 +101,12 @@ main.floors.MT49=
     [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
     [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
     [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
+    [  0,  0,81085,81086,81087,  0,  0,  0,  0,  0,81085,81086,81087,  0,  0],
+    [  0,  0,81093,81094,81095,  0,  0,  0,  0,  0,81093,81094,81095,  0,  0],
+    [  0,  0,81101,81102,81103,  0,  0,  0,  0,  0,81101,81102,81103,  0,  0],
     [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0]
 ],
+    "fg2map": [
+
+]
 }
\ No newline at end of file
diff --git a/public/project/floors/MT50.js b/public/project/floors/MT50.js
index aabfa84..9c6ab5b 100644
--- a/public/project/floors/MT50.js
+++ b/public/project/floors/MT50.js
@@ -1,40 +1,84 @@
 main.floors.MT50=
 {
-"floorId": "MT50",
-"title": "冰封高原",
-"name": "50",
-"width": 15,
-"height": 15,
-"canFlyTo": true,
-"canFlyFrom": true,
-"canUseQuickShop": true,
-"cannotViewMap": false,
-"images": [],
-"ratio": 8,
-"defaultGround": "T580",
-"bgm": "winter.mp3",
-"firstArrive": [],
-"eachArrive": [],
-"parallelDo": "",
-"events": {},
-"changeFloor": {},
-"beforeBattle": {},
-"afterBattle": {},
-"afterGetItem": {},
-"afterOpenDoor": {},
-"autoEvent": {},
-"cannotMove": {},
-"cannotMoveIn": {},
-"map": [
-    [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
-    [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
-    [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
+    "floorId": "MT50",
+    "title": "苍蓝之殿-中",
+    "name": "50",
+    "width": 15,
+    "height": 15,
+    "canFlyTo": true,
+    "canFlyFrom": true,
+    "canUseQuickShop": true,
+    "cannotViewMap": false,
+    "images": [],
+    "ratio": 8,
+    "defaultGround": "T650",
+    "bgm": [
+        "palaceSouth.mp3",
+        "winter.mp3"
+    ],
+    "firstArrive": [],
+    "eachArrive": [],
+    "parallelDo": "",
+    "events": {
+        "7,14": [
+            {
+                "type": "changeFloor",
+                "floorId": "MT49",
+                "loc": [
+                    7,
+                    10
+                ]
+            }
+        ],
+        "5,13": [
+            "欢迎来到苍蓝之殿，这是本塔第二章里面最大的一个区，也是最复杂的一个区。整个苍蓝之殿分为四个部分：左下角、右下角、左上角、右上角，每个部分都有不一样的玩法，多多动脑哦。"
+        ],
+        "9,13": [
+            "在你刚进入苍蓝之殿时，你只能先前往左下角部分（本地图的左面），右下角暂时不能前往。"
+        ],
+        "5,1": [
+            "左边两个机关门在打完左下角区域的boss后开启，右边同理。"
+        ],
+        "9,1": [
+            "左下角和右下角两个区域打完之后必须要点开学习技能，不然会卡关。",
+            "本区域可以使用跳跃技能，不要忘记了。"
+        ]
+    },
+    "changeFloor": {},
+    "beforeBattle": {},
+    "afterBattle": {},
+    "afterGetItem": {},
+    "afterOpenDoor": {},
+    "autoEvent": {},
+    "cannotMove": {},
+    "cannotMoveIn": {},
+    "map": [
+    [648,648,648,648,648,648,648, 91,648,648,648,648,648,648,648],
+    [648,  0,  0,  0,  0,129,  0,  0,  0,129,  0,  0,  0,  0,648],
+    [648,  0,  0,  0,  0,648,  0,  0,  0,648,  0,  0,  0,  0,648],
+    [648,  0,  0,  0,  0,648,  0,  0,  0,648,  0,  0,  0,  0,648],
+    [648,  0,  0,  0,103,648,  0,  0,  0,648,103,  0,  0,  0,648],
+    [648, 85,648,648,648,648,  0,  0,  0,648,648,648,648, 85,648],
+    [648,  0,  0,  0,  0,  0,484,  0,484,  0,  0,  0,  0,  0,648],
+    [ 92,  0,  0,  0,  0,  0,  0, 23,  0,  0,  0,  0,  0,  0, 94],
+    [648,  0,  0,  0,  0,  0,484,  0,484,  0,  0,  0,  0,  0,648],
+    [648, 85,648,648,648,648,  0,  0,  0,648,648,648,648, 85,648],
+    [648,  0,  0,  0,103,648,  0,  0,  0,648,103,  0,  0,  0,648],
+    [648,  0,  0,  0,  0,648,  0,  0,  0,648,  0,  0,  0,  0,648],
+    [648,  0,  0,  0,  0,648,  0,  0,  0,648,  0,  0,  0,  0,648],
+    [648,  0,  0,  0,  0,129,  0,  0,  0,129,  0,  0,  0,  0,648],
+    [648,648,648,648,648,648,648, 93,648,648,648,648,648,648,648]
+],
+    "bgmap": [
     [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
     [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
     [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
     [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
     [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
     [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
+    [  0,  0,  0,  0,  0,  0,50403,50404,50405,  0,  0,  0,  0,  0,  0],
+    [  0,  0,  0,  0,  0,  0,50411,50412,50413,  0,  0,  0,  0,  0,  0],
+    [  0,  0,  0,  0,  0,  0,50419,50420,50421,  0,  0,  0,  0,  0,  0],
     [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
     [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
     [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
@@ -42,4 +86,13 @@ main.floors.MT50=
     [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
     [  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0]
 ],
+    "fgmap": [
+
+],
+    "bg2map": [
+
+],
+    "fg2map": [
+
+]
 }
\ No newline at end of file
diff --git a/public/project/functions.js b/public/project/functions.js
index 17e30ca..5dbc1dc 100644
--- a/public/project/functions.js
+++ b/public/project/functions.js
@@ -145,7 +145,10 @@ var functions_d6ad677b_427a_4623_b50f_a445a3b0ef8a = {
             // ---------- 重绘新地图；这一步将会设置core.status.floorId ---------- //
             core.drawMap(floorId);
 
-            if (!main.replayChecking) core.updateShadow();
+            if (!main.replayChecking) {
+                core.updateShadow();
+                core.setCanvasFilterByFloorId(floorId);
+            }
 
             // 切换楼层BGM
             if (core.status.maps[floorId].bgm) {
diff --git a/public/project/icons.js b/public/project/icons.js
index 4f22b6d..6b8f4c0 100644
--- a/public/project/icons.js
+++ b/public/project/icons.js
@@ -126,7 +126,12 @@ var icons_4665ee12_3a1f_44a4_bea3_0fccba634dc1 =
 		"T627": 66,
 		"T628": 67,
 		"T629": 68,
-		"T640": 69
+		"T640": 69,
+		"T648": 70,
+		"T649": 71,
+		"T650": 72,
+		"T651": 73,
+		"T652": 74
 	},
 	"animates": {
 		"star": 0,
diff --git a/public/project/maps.js b/public/project/maps.js
index 4357abe..ca96df3 100644
--- a/public/project/maps.js
+++ b/public/project/maps.js
@@ -84,7 +84,7 @@ var maps_90f36752_8815_4be8_b32b_d7fad1d0542e =
 	"94": {"cls":"animates","id":"rightPortal","canPass":true},
 	"101": {"cls":"animates","id":"crystalUp"},
 	"102": {"cls":"animates","id":"crystalBottom"},
-	"103": {"cls":"animates","id":"fire"},
+	"103": {"cls":"animates","id":"fire","canPass":true,"cannotIn":[]},
 	"104": {"cls":"animates","id":"switch"},
 	"105": {"cls":"animates","id":"steelDoor2","doorInfo":{"time":160,"openSound":"door.mp3","closeSound":"door.mp3","keys":{}},"animate":1,"trigger":"openDoor"},
 	"106": {"cls":"animates","id":"steelDoor3","doorInfo":{"time":160,"openSound":"door.mp3","closeSound":"door.mp3","keys":{}},"animate":1,"trigger":"openDoor"},
@@ -576,6 +576,11 @@ var maps_90f36752_8815_4be8_b32b_d7fad1d0542e =
 	"645": {"cls":"enemys","id":"E645"},
 	"646": {"cls":"enemys","id":"E646"},
 	"647": {"cls":"enemys","id":"E647"},
+	"648": {"cls":"terrains","id":"T648"},
+	"649": {"cls":"terrains","id":"T649"},
+	"650": {"cls":"terrains","id":"T650"},
+	"651": {"cls":"terrains","id":"T651"},
+	"652": {"cls":"terrains","id":"T652"},
 	"20032": {"cls":"tileset","id":"X20032","cannotOut":["up","left"],"cannotIn":["up","left"]},
 	"20033": {"cls":"tileset","id":"X20033","cannotOut":["up"],"cannotIn":["up"]},
 	"20034": {"cls":"tileset","id":"X20034","cannotOut":["up","right"],"cannotIn":["up","right"]},
diff --git a/public/project/materials/terrains.png b/public/project/materials/terrains.png
index 8907dea..b3b8b92 100644
Binary files a/public/project/materials/terrains.png and b/public/project/materials/terrains.png differ
diff --git a/src/initPlugin.ts b/src/initPlugin.ts
index 3da0711..df12276 100644
--- a/src/initPlugin.ts
+++ b/src/initPlugin.ts
@@ -16,6 +16,8 @@ import gameShadow from './plugin/shadow/gameShadow';
 import achievement from './plugin/ui/achievement';
 import completion, { floors } from './plugin/completion';
 import path from './plugin/fx/path';
+import gameCanvas from './plugin/fx/gameCanvas';
+import noise from './plugin/fx/noise';
 
 function forward() {
     const toForward: any[] = [
@@ -36,7 +38,9 @@ function forward() {
         gameShadow(),
         achievement(),
         completion(),
-        path()
+        path(),
+        gameCanvas(),
+        noise()
     ];
 
     // 初始化所有插件，并转发到core上
diff --git a/src/plugin/fx/gameCanvas.ts b/src/plugin/fx/gameCanvas.ts
new file mode 100644
index 0000000..8f8f8eb
--- /dev/null
+++ b/src/plugin/fx/gameCanvas.ts
@@ -0,0 +1,29 @@
+export default function init() {
+    return {
+        setGameCanvasFilter,
+        getCanvasFilterByFloorId,
+        setCanvasFilterByFloorId
+    };
+}
+
+export function setGameCanvasFilter(filter: string) {
+    ['bg', 'bg2', 'event', 'event2', 'fg', 'fg2', 'hero'].forEach(v => {
+        core.canvas[v].canvas.style.filter = filter;
+    });
+}
+
+const filterMap: [FloorIds[], string][] = [
+    [['MT50'], 'brightness(80%)contrast(120%)'] // 童心佬的滤镜（
+];
+
+export function getCanvasFilterByFloorId(
+    floorId: FloorIds = core.status.floorId
+) {
+    return filterMap.find(v => v[0].includes(floorId))?.[1] ?? '';
+}
+
+export function setCanvasFilterByFloorId(
+    floorId: FloorIds = core.status.floorId
+) {
+    setGameCanvasFilter(getCanvasFilterByFloorId(floorId));
+}
diff --git a/src/plugin/fx/noise.ts b/src/plugin/fx/noise.ts
new file mode 100644
index 0000000..a22c3f4
--- /dev/null
+++ b/src/plugin/fx/noise.ts
@@ -0,0 +1,54 @@
+export default function init() {
+    return { createGaussNoise };
+}
+
+interface GaussNoiseConfig {
+    /** 分辨率，最小为1，最大为画布长宽的最大值，默认为画布长宽最大值的一半，过大可能会卡顿 */
+    resolution?: number;
+    /** 画布宽度 */
+    width?: number;
+    /** 画布高度 */
+    height?: number;
+    /** 噪声灰度的均值，范围 0 ~ 255 */
+    expectation: number;
+    /** 噪声灰度方差 */
+    deviation: number;
+    /** 目标画布，如果不指定会创建一个新的 */
+    canvas?: HTMLCanvasElement;
+}
+
+/**
+ * 创建一个高斯噪声
+ * @param config 噪声选项
+ * @returns 噪声画布
+ */
+export function createGaussNoise(config: GaussNoiseConfig): HTMLCanvasElement {
+    const canvas = config.canvas ?? document.createElement('canvas');
+    canvas.width = config.width ?? core._PX_;
+    canvas.height = config.height ?? core._PY_;
+    canvas.style.imageRendering = 'pixelated';
+    const ctx = canvas.getContext('2d')!;
+    ctx.imageSmoothingEnabled = false;
+
+    const max = Math.max(canvas.width, canvas.height);
+    const resolution = Math.min(max, config.resolution ?? max / 2);
+
+    const step =
+        max === canvas.width
+            ? canvas.width / resolution
+            : canvas.height / resolution;
+
+    for (let x = 0; x < canvas.width; x += step) {
+        for (let y = 0; y < canvas.height; y += step) {
+            const random =
+                Math.sqrt(Math.log(Math.random()) * -2) *
+                Math.sin(2 * Math.PI * Math.random());
+            const gray = 255 - random * config.deviation - config.expectation;
+
+            ctx.fillStyle = `rgba(${gray},${gray},${gray},${gray / 255})`;
+            ctx.fillRect(x, y, step, step);
+        }
+    }
+
+    return canvas;
+}
diff --git a/src/plugin/game/damage.ts b/src/plugin/game/damage.ts
index 694c412..1c904cd 100644
--- a/src/plugin/game/damage.ts
+++ b/src/plugin/game/damage.ts
@@ -60,6 +60,9 @@ export class EnemyCollection implements RangeCollection<DamageEnemy> {
         this.floorId = floorId;
     }
 
+    /**
+     * 解析本地图的怪物信息
+     */
     extract() {
         core.extractBlocks(this.floorId);
         core.status.maps[this.floorId].blocks.forEach(v => {
diff --git a/src/plugin/game/hotReload.js b/src/plugin/game/hotReload.js
index 363bab2..74774eb 100644
--- a/src/plugin/game/hotReload.js
+++ b/src/plugin/game/hotReload.js
@@ -27,8 +27,9 @@ export {};
     async function reloadFloor(data) {
         // 如果被砍层了直接忽略
         if (
-            core.status.maps[data].deleted ||
-            core.status.maps[data].forceDelete
+            core.status.maps &&
+            (core.status.maps[data].deleted ||
+                core.status.maps[data].forceDelete)
         )
             return;
         // 首先重新加载main.floors对应的楼层
diff --git a/src/plugin/game/skills.js b/src/plugin/game/skills.js
index 862e2d9..4729a55 100644
--- a/src/plugin/game/skills.js
+++ b/src/plugin/game/skills.js
@@ -34,7 +34,9 @@ export const jumpIgnoreFloor = [
     'MT45',
     'MT46',
     'MT47',
-    'MT48'
+    'MT48',
+    'MT49',
+    'MT50'
 ];
 // 跳跃
 export function jumpSkill() {
diff --git a/src/plugin/shadow/gameShadow.ts b/src/plugin/shadow/gameShadow.ts
index b027e38..87a4dfc 100644
--- a/src/plugin/shadow/gameShadow.ts
+++ b/src/plugin/shadow/gameShadow.ts
@@ -31,8 +31,49 @@ export default function init() {
     return { updateShadow, clearShadowCache, setCalShadow };
 }
 
-const shadowInfo: Partial<Record<FloorIds, Light[]>> = {};
-const backgroundInfo: Partial<Record<FloorIds, Color>> = {};
+const shadowInfo: Partial<Record<FloorIds, Light[]>> = {
+    MT50: [
+        {
+            id: 'mt50_1',
+            x: 144,
+            y: 144,
+            decay: 20,
+            r: 150,
+            color: '#ee995333',
+            noShelter: true
+        },
+        {
+            id: 'mt50_2',
+            x: 336,
+            y: 144,
+            decay: 20,
+            r: 150,
+            color: '#ee995333',
+            noShelter: true
+        },
+        {
+            id: 'mt50_2',
+            x: 336,
+            y: 336,
+            decay: 20,
+            r: 150,
+            color: '#ee995333',
+            noShelter: true
+        },
+        {
+            id: 'mt50_2',
+            x: 144,
+            y: 336,
+            decay: 20,
+            r: 150,
+            color: '#ee995333',
+            noShelter: true
+        }
+    ]
+};
+const backgroundInfo: Partial<Record<FloorIds, Color>> = {
+    MT50: '#0006'
+};
 const blurInfo: Partial<Record<FloorIds, number>> = {};
 const immersionInfo: Partial<Record<FloorIds, number>> = {};
 const shadowCache: Partial<Record<FloorIds, Polygon[]>> = {};
diff --git a/src/source/cls.d.ts b/src/source/cls.d.ts
index 27e445c..3e7bffa 100644
--- a/src/source/cls.d.ts
+++ b/src/source/cls.d.ts
@@ -575,6 +575,11 @@ interface IdToCls {
     E645: 'enemys';
     E646: 'enemys';
     E647: 'enemys';
+    T648: 'terrains';
+    T649: 'terrains';
+    T650: 'terrains';
+    T651: 'terrains';
+    T652: 'terrains';
     X20032: 'tileset';
     X20033: 'tileset';
     X20034: 'tileset';
diff --git a/src/source/maps.d.ts b/src/source/maps.d.ts
index b2214b8..d3c5913 100644
--- a/src/source/maps.d.ts
+++ b/src/source/maps.d.ts
@@ -575,6 +575,11 @@ interface IdToNumber {
     E645: 645;
     E646: 646;
     E647: 647;
+    T648: 648;
+    T649: 649;
+    T650: 650;
+    T651: 651;
+    T652: 652;
     X20032: 20032;
     X20033: 20033;
     X20034: 20034;
@@ -1235,6 +1240,11 @@ interface NumberToId {
     645: 'E645';
     646: 'E646';
     647: 'E647';
+    648: 'T648';
+    649: 'T649';
+    650: 'T650';
+    651: 'T651';
+    652: 'T652';
     20032: 'X20032';
     20033: 'X20033';
     20034: 'X20034';
diff --git a/vite.config.ts b/vite.config.ts
index a78b9a2..10b0f1a 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -26,7 +26,7 @@ export default defineConfig({
             output: {
                 manualChunks: {
                     antdv: ['ant-design-vue', '@ant-design/icons-vue'],
-                    common: ['lodash', 'axios', 'lz-string', 'chart.js', 'mutate-animate', 'three']
+                    common: ['lodash-es', 'axios', 'lz-string', 'chart.js', 'mutate-animate', 'three']
                 }
             }
         }