diff --git a/unity/Assets/Light/shaders/IndianOcean_DarknessOverlay.mat b/unity/Assets/Light/shaders/IndianOcean_DarknessOverlay.mat
index 93efba6..2abee3a 100644
--- a/unity/Assets/Light/shaders/IndianOcean_DarknessOverlay.mat
+++ b/unity/Assets/Light/shaders/IndianOcean_DarknessOverlay.mat
@@ -31,7 +31,7 @@ Material:
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     - _EchoWidth: 2.5
     - _LightSoftness: 1
-    - _MinBrightness: 1
+    - _MinBrightness: 0
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diff --git a/unity/Assets/Scenes/MainMenu.unity b/unity/Assets/Scenes/MainMenu.unity
index ecfde39..a6d2abc 100644
--- a/unity/Assets/Scenes/MainMenu.unity
+++ b/unity/Assets/Scenes/MainMenu.unity
@@ -1361,6 +1361,7 @@ RectTransform:
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diff --git a/unity/Assets/UI/Art/Common/pv.mp4 b/unity/Assets/UI/Art/Common/pv.mp4
new file mode 100644
index 0000000..b9d0a47
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diff --git a/unity/Assets/UI/Art/Common/pv.mp4.meta b/unity/Assets/UI/Art/Common/pv.mp4.meta
new file mode 100644
index 0000000..120e1d7
--- /dev/null
+++ b/unity/Assets/UI/Art/Common/pv.mp4.meta
@@ -0,0 +1,18 @@
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diff --git a/unity/Assets/UI/MainMenuUIController.cs b/unity/Assets/UI/MainMenuUIController.cs
index f7355fc..4dd9609 100644
--- a/unity/Assets/UI/MainMenuUIController.cs
+++ b/unity/Assets/UI/MainMenuUIController.cs
@@ -15,6 +15,10 @@ namespace GameFramework
         [SerializeField] Button settingsButton;
         [SerializeField] Button creditsButton;
         [SerializeField] Button quitButton;
+        [SerializeField] Button storyReplayButton;
+
+        [Header("剧情 PV")]
+        [SerializeField] StoryPVPlayer storyPVPlayer;
 
         [Header("Settings Panel")]
         [SerializeField] GameObject settingsPanel;
@@ -35,6 +39,15 @@ namespace GameFramework
                 creditsButton = FindButton("CreditsButton");
             if (quitButton == null)
                 quitButton = FindButton("QuitButton");
+            if (storyReplayButton == null)
+                storyReplayButton = FindButton("StoryReplayButton");
+            if (storyPVPlayer == null)
+            {
+                // 使用 FindObjectsByType 包含 inactive 对象，避免找不到隐藏的 VideoOverlay
+                var players = FindObjectsByType<StoryPVPlayer>(FindObjectsInactive.Include, FindObjectsSortMode.None);
+                if (players.Length > 0)
+                    storyPVPlayer = players[0];
+            }
 
             if (settingsPanel == null)
                 settingsPanel = GameObject.Find("SettingsPanel");
@@ -55,6 +68,12 @@ namespace GameFramework
                 creditsButton.onClick.AddListener(OnCreditsClick);
             if (quitButton != null)
                 quitButton.onClick.AddListener(OnQuitClick);
+            if (storyReplayButton != null)
+            {
+                // 避免 Inspector 中已绑定的事件导致重复触发
+                storyReplayButton.onClick.RemoveAllListeners();
+                storyReplayButton.onClick.AddListener(OnStoryReplayClick);
+            }
 
             if (settingsBackButton != null)
                 settingsBackButton.onClick.AddListener(OnSettingsBackClick);
@@ -119,5 +138,18 @@ namespace GameFramework
             Application.Quit();
 #endif
         }
+
+        void OnStoryReplayClick()
+        {
+            if (storyPVPlayer != null)
+            {
+                Debug.Log($"[MainMenu] 播放 PV, StoryPVPlayer on: {storyPVPlayer.gameObject.name}");
+                storyPVPlayer.Play();
+            }
+            else
+            {
+                Debug.LogWarning("[MainMenu] StoryPVPlayer 未配置！");
+            }
+        }
     }
 }
diff --git a/unity/Assets/UI/StoryPVPlayer.cs b/unity/Assets/UI/StoryPVPlayer.cs
new file mode 100644
index 0000000..6e37d31
--- /dev/null
+++ b/unity/Assets/UI/StoryPVPlayer.cs
@@ -0,0 +1,251 @@
+using UnityEngine;
+using UnityEngine.UI;
+using UnityEngine.Video;
+using System.Collections;
+
+namespace GameFramework
+{
+    /// <summary>
+    /// 剧情 PV 播放器 —— 点击 StoryReplayButton 后弹出全屏视频覆盖层播放 PV。
+    /// 播放完毕自动关闭，也可点击"跳过"按钮立即关闭。
+    /// 
+    /// 搭建：
+    /// 1. 在 MainMenu Canvas 下创建 VideoOverlay（初始 SetActive(false)）
+    /// 2. 子物体：BG (全屏黑色 Image)、VideoDisplay (RawImage)、SkipButton (Button)
+    /// 3. 挂 VideoPlayer 组件，VideoClip 赋值为 pv.mp4
+    /// 4. 挂本脚本，Inspector 中关联各引用
+    /// </summary>
+    public class StoryPVPlayer : MonoBehaviour
+    {
+        [Header("覆盖层")]
+        [Tooltip("视频覆盖层根节点（初始隐藏）")]
+        [SerializeField] private GameObject videoOverlay;
+
+        [Header("视频显示")]
+        [Tooltip("全屏 RawImage 用于显示视频画面")]
+        [SerializeField] private RawImage videoDisplay;
+
+        [Header("跳过按钮")]
+        [Tooltip("右下角跳过按钮")]
+        [SerializeField] private Button skipButton;
+
+        [Header("视频播放器")]
+        [Tooltip("VideoPlayer 组件（挂在 VideoOverlay 或自身上）")]
+        [SerializeField] private VideoPlayer videoPlayer;
+
+        private RenderTexture _renderTexture;
+        private bool _isPlaying = false;
+
+
+        /// <summary>
+        /// 懒加载：确保所有引用都已初始化。
+        /// 使用 GetComponentsInChildren(true) 递归搜索（包括 inactive 子物体）。
+        /// </summary>
+        private void EnsureReferences()
+        {
+            // videoOverlay：默认就是自身（StoryPVPlayer 挂在 VideoOverlay 上）
+            if (videoOverlay == null)
+            {
+                // 递归搜索子物体中名为 "VideoOverlay" 的 GameObject
+                var transforms = GetComponentsInChildren<Transform>(true);
+                foreach (var t in transforms)
+                {
+                    if (t.name == "VideoOverlay")
+                    {
+                        videoOverlay = t.gameObject;
+                        break;
+                    }
+                }
+                // 如果没找到，说明本脚本就挂在 VideoOverlay 上
+                if (videoOverlay == null)
+                    videoOverlay = gameObject;
+            }
+
+            // 查找 RawImage（递归搜索 videoOverlay 的子物体，包括 inactive）
+            if (videoDisplay == null && videoOverlay != null)
+            {
+                var displays = videoOverlay.GetComponentsInChildren<RawImage>(true);
+                if (displays.Length > 0)
+                    videoDisplay = displays[0];
+            }
+
+            // 查找 SkipButton（递归搜索，按名称匹配避免找到其他按钮）
+            if (skipButton == null && videoOverlay != null)
+            {
+                var buttons = videoOverlay.GetComponentsInChildren<Button>(true);
+                foreach (var b in buttons)
+                {
+                    if (b.name == "SkipButton")
+                    {
+                        skipButton = b;
+                        skipButton.onClick.AddListener(Stop);
+                        break;
+                    }
+                }
+            }
+
+            // 查找 VideoPlayer：先查自身，再查 videoOverlay
+            if (videoPlayer == null)
+                videoPlayer = GetComponent<VideoPlayer>();
+            if (videoPlayer == null && videoOverlay != null)
+                videoPlayer = videoOverlay.GetComponent<VideoPlayer>();
+
+            // 订阅播放完成事件（只订阅一次）
+            if (videoPlayer != null)
+                videoPlayer.loopPointReached -= OnVideoFinished;
+            if (videoPlayer != null)
+                videoPlayer.loopPointReached += OnVideoFinished;
+        }
+
+        /// <summary>
+        /// 播放 PV：先激活覆盖层 → 初始化引用 → 创建 RenderTexture → 等一帧 → 开始播放。
+        /// </summary>
+        public void Play()
+        {
+            Debug.Log($"[StoryPVPlayer] Play() called, _isPlaying={_isPlaying}, gameObject.activeSelf={gameObject.activeSelf}");
+            
+            if (_isPlaying)
+            {
+                Debug.Log("[StoryPVPlayer] 已在播放中，忽略本次点击");
+                return;
+            }
+
+            // 关键：本脚本所在的 GameObject 可能初始为 inactive，必须先激活才能启动协程。
+            // 这里先把 gameObject.active 设为 true，让 MonoBehaviour 能正常工作。
+            gameObject.SetActive(true);
+
+            // 确保所有引用已初始化（可能在 Inspector 中未赋值，通过递归搜索查找）
+            EnsureReferences();
+
+            // 确保 videoOverlay 被赋值
+            if (videoOverlay == null)
+                videoOverlay = gameObject;
+
+            // 激活覆盖层
+            if (videoOverlay != null && videoOverlay != gameObject)
+                videoOverlay.SetActive(true);
+
+            Debug.Log($"[StoryPVPlayer] 引用检查：videoOverlay={videoOverlay != null}, videoDisplay={videoDisplay != null}, videoPlayer={videoPlayer != null}");
+
+            if (videoPlayer == null || videoDisplay == null || videoOverlay == null)
+            {
+                Debug.LogError($"[StoryPVPlayer] 引用未配置！videoOverlay={videoOverlay != null}, videoDisplay={videoDisplay != null}, videoPlayer={videoPlayer != null}。请检查 Inspector。");
+                if (videoOverlay != null) videoOverlay.SetActive(false);
+                return;
+            }
+
+            // 检查视频文件
+            if (videoPlayer.clip == null)
+            {
+                Debug.LogWarning("[StoryPVPlayer] VideoClip 未设置，尝试从 Resources 加载...");
+                videoPlayer.clip = Resources.Load<VideoClip>("pv");
+                if (videoPlayer.clip == null)
+                {
+                    Debug.LogError("[StoryPVPlayer] 无法加载 pv 视频文件！请将 pv.mp4 放入 Resources 文件夹，或在 Inspector 中赋值 VideoClip。");
+                    videoOverlay.SetActive(false);
+                    return;
+                }
+            }
+
+            // 创建 RenderTexture（匹配视频分辨率，如果未知则用屏幕分辨率）
+            int width = videoPlayer.clip != null ? (int)videoPlayer.clip.width : Screen.width;
+            int height = videoPlayer.clip != null ? (int)videoPlayer.clip.height : Screen.height;
+
+            if (_renderTexture != null)
+            {
+                _renderTexture.Release();
+                Destroy(_renderTexture);
+            }
+
+            _renderTexture = new RenderTexture(width, height, 0);
+            videoPlayer.targetTexture = _renderTexture;
+            videoDisplay.texture = _renderTexture;
+
+            Debug.Log("[StoryPVPlayer] 启动协程，延迟一帧播放");
+            // 启动协程，等待一帧后再播放（Unity VideoPlayer 在 SetActive 同帧内调用 Play 无效）
+            StartCoroutine(PlayVideoCoroutine());
+        }
+
+        /// <summary>
+        /// 延迟一帧后播放视频（解决 VideoPlayer 在激活同帧内调用 Play 无效的问题）。
+        /// </summary>
+        private IEnumerator PlayVideoCoroutine()
+        {
+            _isPlaying = true;
+            Debug.Log($"[StoryPVPlayer] PlayVideoCoroutine started, activeSelf={gameObject.activeSelf}");
+            
+            // 等待一帧，让 VideoPlayer 完成初始化
+            yield return null;
+
+            Debug.Log($"[StoryPVPlayer] 协程等待一帧后：videoPlayer={videoPlayer != null}, isActive={gameObject.activeSelf}");
+            
+            if (videoPlayer == null)
+            {
+                Debug.LogError("[StoryPVPlayer] 协程中 videoPlayer 为 null，无法播放");
+                _isPlaying = false;
+                yield break;
+            }
+
+            // 播放
+            videoPlayer.Play();
+            Debug.Log($"[StoryPVPlayer] 已调用 videoPlayer.Play(), isPlaying={videoPlayer.isPlaying}");
+
+            // 暂停背景音乐
+            if (AudioManager.Instance != null)
+                AudioManager.Instance.PauseBGM();
+
+            Debug.Log("[StoryPVPlayer] 开始播放 PV");
+        }
+
+        /// <summary>
+        /// 停止播放：停止 VideoPlayer → 释放 RenderTexture → 隐藏覆盖层。
+        /// </summary>
+        public void Stop()
+        {
+            _isPlaying = false;
+            
+            if (videoPlayer != null)
+                videoPlayer.Stop();
+
+            if (_renderTexture != null)
+            {
+                _renderTexture.Release();
+                Destroy(_renderTexture);
+                _renderTexture = null;
+            }
+
+            if (videoDisplay != null)
+                videoDisplay.texture = null;
+
+            if (videoOverlay != null)
+                videoOverlay.SetActive(false);
+
+            // 恢复背景音乐
+            if (AudioManager.Instance != null)
+                AudioManager.Instance.UnpauseBGM();
+
+            Debug.Log("[StoryPVPlayer] PV 播放已停止");
+        }
+
+        /// <summary>
+        /// 视频播放完毕回调（自动关闭覆盖层）。
+        /// </summary>
+        private void OnVideoFinished(VideoPlayer source)
+        {
+            Debug.Log("[StoryPVPlayer] PV 播放完毕");
+            Stop();
+        }
+
+        private void OnDestroy()
+        {
+            if (videoPlayer != null)
+                videoPlayer.loopPointReached -= OnVideoFinished;
+
+            if (_renderTexture != null)
+            {
+                _renderTexture.Release();
+                Destroy(_renderTexture);
+            }
+        }
+    }
+}
diff --git a/unity/Assets/UI/StoryPVPlayer.cs.meta b/unity/Assets/UI/StoryPVPlayer.cs.meta
new file mode 100644
index 0000000..0c61cf2
--- /dev/null
+++ b/unity/Assets/UI/StoryPVPlayer.cs.meta
@@ -0,0 +1,11 @@
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+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
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