diff --git a/game/Chapters/Chapter1.rpy b/game/Chapters/Chapter1.rpy
index 796b6f6..3c4eb7b 100755
--- a/game/Chapters/Chapter1.rpy
+++ b/game/Chapters/Chapter1.rpy
@@ -3,15 +3,17 @@
 
 
 label Chapter1_Scene1:
+
     scene bg classroom featryt with fade
 
     me "{cps=25}九月的风还带着夏末的燥热，那道斜切过窗台的阳光，在黑板上画出一道明晃晃的线。\n就像我的人生，被分成了两半——线的那头，是重点班；线的这头，是我。"
     me "这道光就这么直直地切过来，像是在提醒我，你就在这儿，也只能在这儿了。\n曾经唾手可得，如今遥不可及。"
 
     pause 0.5
-    show xingyu thinking at left
 
+    show xingyu thinking at left
     xingyu "涛哥，你咋又对着黑板发呆？"
+    play music "audio/XinLanDiary-Part1.ogg" fadein 2
     show xingyu laughing
     xingyu "该不会是在研究光线折射角度吧？"
     hide xingyu
@@ -35,7 +37,9 @@ label Chapter1_Scene1:
     show xingyu laughing big
     xingyu "{cps=5}哈哈哈哈哈{cps=15}！\n真是一对苦命鸳鸯！"
 
-    play sound "audio/AfterClassRing.ogg"
+    stop music fadeout 1.0
+    play sound "audio/AfterClassRing.ogg" noloop
+    queue music "audio/MainMenu.ogg" fadeout 1.0
     scene bg black with fade
     pause 1.0
     scene bg playground twilight
@@ -68,6 +72,7 @@ label Chapter1_Scene1:
     show ryt dialogue embarrass pocket at center with dissolve
     me "三张连拍……全程记录，还加了学术注释。行吧，就是个玩笑。"
     hide ryt with dissolve
+    stop music fadeout 1.0
 
     $ lhy_stats["affection"] += 3
     $ lhy_stats["trust"] += 2
@@ -80,6 +85,7 @@ label Chapter1_Scene1:
 
 label Chapter1_Scene2:
     scene bg classroom morning featryt with fade
+    play music "audio/XinLanDiary-Part1.ogg" fadein 2
     #system_ "【第二天早上】"
 
     me "第二天早上，一切都不一样了。"
@@ -111,12 +117,14 @@ label Chapter1_Scene2:
     me "深吸一口气——经过八班队列时，我故意做了个跳起来打空气的动作，表情夸张。"
     hide ryt with dissolve
     tongxue "哈哈哈哈——"
+    stop music fadeout 1.0
     me "果然，又是一阵笑声。"
     me "我的那层盔甲还在。   对吗？"
 
     pause 0.3
 
     # 关键场景：刘泓予看穿
+    play music "audio/MainMenu.ogg" fadein 2.0
     show lhy dialogue normal at right with dissolve
     lhy "你刚才那个假动作，面部肌肉的紧张程度是平时的1.3倍。"
     show ryt dialogue embarrass pocket at left with dissolve
@@ -130,6 +138,8 @@ label Chapter1_Scene2:
     me "但不知道为什么，被他这么一说……我反而松了口气。"
     me "有人看见了，但没有嘲笑。只是……记录。"
 
+    #stop music fadeout 1.0
+
     $ lhy_stats["affection"] += 5
     $ lhy_stats["trust"] += 5
     $ lhy_stats["empathy"] += 3
@@ -167,6 +177,8 @@ label Chapter1_Scene3:
     yutong "我那天递给他的纸条上可不仅写了“恭喜”二字……"
     yutong "这句话，他没有回应。\n 或许他根本就没有看见……"
 
+    stop music fadeout 1.0
+
     $ yutong_stats["affection"] += 3
     $ yutong_stats["attention"] += 5
     $ yutong_stats["h_academicSupport"] += 1
@@ -174,6 +186,7 @@ label Chapter1_Scene3:
     pause 0.5
 
     # —— 视角B：林晓薇·高二一班走廊 ——
+    play music "audio/XinLanDiary-Part1.ogg" fadein 2.0
     scene bg corridor with dissolve
     "【同日下午·高二一班走廊】"
 
@@ -183,11 +196,13 @@ label Chapter1_Scene3:
     xiaowei "拍得好生动啊！你们说，要是我也这样跳起来打人，会不会也这么有效果？"
     tongxue "哈哈哈哈！"
     hide xiaowei with dissolve
+    stop music fadeout 1.0
 
     "{cps=20}她笑着，眼睛却没有离开屏幕。"
     "{cps=20}那种真实的活力，让她觉得……在礼貌而疏离的文科班里，有什么东西被触动了。"
 
     #system_ "【切换账号：薇风拂晓】"
+    play music "audio/XinLanDiary-Part1.ogg" fadein 2.0
     scene bg classroom phone closeup with dissolve
     system_ "好友列表：逍遥剑客 [[在线]"
     xiaowei_w "在吗？问个事。你们学校是不是有个挺搞笑的人？最近好像因为什么照片火了。"
@@ -202,6 +217,7 @@ label Chapter1_Scene3:
     me "任懿涛正背对门口，和陈星宇比划着什么。大概又是游戏攻略。"
     hide ryt with dissolve
     hide xingyu with dissolve
+    stop music fadeout 1.0
 
     $ xiaowei_stats["affection"] += 4
     $ xiaowei_stats["interactionFrequency"] += 2
@@ -210,6 +226,7 @@ label Chapter1_Scene3:
     jump Chapter1_Scene4
 
 label Chapter1_Scene4:
+    play music "audio/MainMenu.ogg" fadein 2.0
     scene bg classroom wide afterschool with fade
     "{cps=20}【同日放学后·七班教室】"    # system_ "【同日放学后·七班教室】"
 
@@ -250,6 +267,7 @@ label Chapter1_Scene4:
     hide ryt with dissolve
 
     # 反侦察行动
+    play music "audio/XinLanDiary-Part1.ogg" fadein 2.0
     show xingyu at left with dissolve
     xingyu "各位！我有个绝妙的主意——"
     xingyu "既然那个画廊这么喜欢拍涛哥，咱们不如搞个「反侦察行动」！"
@@ -260,9 +278,12 @@ label Chapter1_Scene4:
     xingyu "哎呀小卡你别扫兴！就是玩嘛！涛哥，你说干不干？"
     hide lhy with dissolve
 
+    stop music fadeout 0.8
     show ryt dialogue normal at right with dissolve
     me "看着眼前这群人。认识不过一个多月——但他们就这么凑过来，商量这种无聊又有趣的计划。"
     me "在重点班时，从来没有过这样的时刻。"
+
+    play music "audio/XinLanDiary-Part1.ogg" fadein 1.0
     me "行啊！但咱们得专业！要有分工！有排班表！有应急预案！还要有——"
     hide ryt with dissolve
     hide xingyu with dissolve
@@ -275,6 +296,7 @@ label Chapter1_Scene4:
     yh "我负责记录你们的失败过程。"
     hide yh with dissolve
     tongxue "哈哈哈哈哈！"
+    stop music fadeout 1.0
 
     show ryt dialogue normal at right with dissolve
     me "我也跟着笑。但眼睛不自觉地望向窗外。"
@@ -294,6 +316,7 @@ label Chapter1_Scene4:
     pause 0.5
 
     # 便利店
+    play music "audio/XinLanDiary-Part2.ogg" fadein 2.0
     scene bg convenience store with fade
     system_ "【傍晚17:25·校门外便利店】"
 
diff --git a/game/audio/XinLanDiary-Part1.ogg b/game/audio/XinLanDiary-Part1.ogg
new file mode 100644
index 0000000..4a3ae12
Binary files /dev/null and b/game/audio/XinLanDiary-Part1.ogg differ
diff --git a/game/audio/XinLanDiary-Part2.ogg b/game/audio/XinLanDiary-Part2.ogg
new file mode 100644
index 0000000..9a63763
Binary files /dev/null and b/game/audio/XinLanDiary-Part2.ogg differ
diff --git a/game/script.rpy b/game/script.rpy
index 5593347..d0462dd 100755
--- a/game/script.rpy
+++ b/game/script.rpy
@@ -120,7 +120,7 @@ transform zoom_to_upper_right:
 # 游戏在此开始。
 
 label start:
-    stop music fadeout 1.0
+    # stop music fadeout 1.0
     jump Chapter1_Scene1
     # 此处为游戏结尾。