diff --git a/server/src/main/java/com/emotion/service/impl/EpicScriptDialogueServiceImpl.java b/server/src/main/java/com/emotion/service/impl/EpicScriptDialogueServiceImpl.java
index 06c98c9..9042fe5 100644
--- a/server/src/main/java/com/emotion/service/impl/EpicScriptDialogueServiceImpl.java
+++ b/server/src/main/java/com/emotion/service/impl/EpicScriptDialogueServiceImpl.java
@@ -67,7 +67,7 @@ public class EpicScriptDialogueServiceImpl implements EpicScriptDialogueService
         EpicScript script = new EpicScript();
         script.setId(scriptId);
         script.setUserId(currentUserId);
-        script.setTitle(buildTitle(request.getTheme()));
+        script.setTitle("我的人生剧本"); // 默认标题，后续会被 AI 生成的标题覆盖
         script.setTheme(request.getTheme());
         script.setStyle(StringUtils.hasText(request.getStyle()) ? request.getStyle() : "career");
         script.setLength(StringUtils.hasText(request.getLength()) ? request.getLength() : "medium");
@@ -90,7 +90,41 @@ public class EpicScriptDialogueServiceImpl implements EpicScriptDialogueService
         conversation.setMessageCount(0);
         conversationService.save(conversation);
 
-        // 3. 保存用户消息
+        // 3. 调用 AI 生成完整剧本
+        String aiOutput = invokeScriptGenerate(request, currentUserId, conversationId, null);
+
+        // 4. 解析 AI 输出获取剧本元数据
+        Map<String, Object> metadata = parseScriptOutput(aiOutput);
+
+        // 从 AI 输出中提取标题，如果没有则使用默认值
+        String aiTitle = (String) metadata.getOrDefault("title", null);
+        if (StringUtils.hasText(aiTitle)) {
+            script.setTitle(aiTitle);
+        }
+        script.setPlotIntro((String) metadata.getOrDefault("plotIntro", ""));
+        script.setPlotTurning((String) metadata.getOrDefault("plotTurning", ""));
+        script.setPlotClimax((String) metadata.getOrDefault("plotClimax", ""));
+        script.setPlotEnding((String) metadata.getOrDefault("plotEnding", ""));
+        Map<String, Object> plotJson = script.getPlotJson();
+        plotJson.putAll(metadata);
+        script.setPlotJson(plotJson);
+
+        // 5. 创建系统欢迎消息（messageOrder = 1）
+        Message systemWelcome = new Message();
+        systemWelcome.setId(snowflakeIdGenerator.nextIdAsString());
+        systemWelcome.setConversationId(conversationId);
+        systemWelcome.setScriptId(scriptId);
+        systemWelcome.setUserId(currentUserId);
+        systemWelcome.setContent(buildSystemWelcome(metadata));
+        systemWelcome.setType("system");
+        systemWelcome.setSender("system");
+        systemWelcome.setTimestamp(now);
+        systemWelcome.setMessageOrder(1L);
+        systemWelcome.setStatus("sent");
+        systemWelcome.setIsRead(1);
+        messageService.createMessage(systemWelcome);
+
+        // 6. 创建用户消息（messageOrder = 2）
         Message userMessage = new Message();
         userMessage.setId(snowflakeIdGenerator.nextIdAsString());
         userMessage.setConversationId(conversationId);
@@ -100,51 +134,38 @@ public class EpicScriptDialogueServiceImpl implements EpicScriptDialogueService
         userMessage.setType("chat");
         userMessage.setSender("user");
         userMessage.setTimestamp(now);
-        userMessage.setMessageOrder(1L);
+        userMessage.setMessageOrder(2L);
         userMessage.setStatus("sent");
         userMessage.setIsRead(1);
         messageService.createMessage(userMessage);
 
-        // 4. 调用 AI 生成完整剧本
-        String aiOutput = invokeScriptGenerate(request, currentUserId, conversationId, userMessage.getId());
-
-        // 5. 解析并保存 AI 剧本消息
-        Map<String, Object> metadata = parseScriptOutput(aiOutput);
-        String content = buildDisplayContent(metadata);
-
+        // 7. 创建 AI 助手开场白消息（messageOrder = 3）
+        String aiContent = buildDisplayContent(metadata);
         Message aiMessage = new Message();
         aiMessage.setId(snowflakeIdGenerator.nextIdAsString());
         aiMessage.setConversationId(conversationId);
         aiMessage.setScriptId(scriptId);
         aiMessage.setUserId(currentUserId);
-        aiMessage.setContent(content);
+        aiMessage.setContent(aiContent);
         aiMessage.setType("script");
         aiMessage.setSender("assistant");
         aiMessage.setTimestamp(LocalDateTime.now());
-        aiMessage.setMessageOrder(2L);
+        aiMessage.setMessageOrder(3L);
         aiMessage.setVersionNumber(1);
         aiMessage.setStatus("sent");
         aiMessage.setMetadata(JSON.toJSONString(metadata));
         messageService.createMessage(aiMessage);
 
-        // 6. 更新剧本快照
+        // 8. 更新剧本信息（已在前面完成）
         script.setCurrentVersionMessageId(aiMessage.getId());
-        script.setTitle((String) metadata.getOrDefault("title", script.getTitle()));
-        script.setPlotIntro((String) metadata.getOrDefault("plotIntro", ""));
-        script.setPlotTurning((String) metadata.getOrDefault("plotTurning", ""));
-        script.setPlotClimax((String) metadata.getOrDefault("plotClimax", ""));
-        script.setPlotEnding((String) metadata.getOrDefault("plotEnding", ""));
-        Map<String, Object> plotJson = script.getPlotJson();
-        plotJson.putAll(metadata);
-        script.setPlotJson(plotJson);
         epicScriptService.updateById(script);
 
-        // 7. 更新对话当前消息
+        // 9. 更新对话当前消息和消息计数
         conversation.setCurrentMessageId(aiMessage.getId());
-        conversation.setMessageCount(2);
+        conversation.setMessageCount(3);
         conversationService.updateById(conversation);
 
-        // 8. 构建响应
+        // 10. 构建响应
         EpicScriptCreateWithDialogueResponse response = new EpicScriptCreateWithDialogueResponse();
         BeanUtils.copyProperties(script, response);
         response.setScriptId(scriptId);
@@ -153,13 +174,6 @@ public class EpicScriptDialogueServiceImpl implements EpicScriptDialogueService
         return response;
     }
 
-    private String buildTitle(String theme) {
-        if (!StringUtils.hasText(theme)) {
-            return "我的人生剧本";
-        }
-        return theme.length() > 20 ? theme.substring(0, 20) + "..." : theme;
-    }
-
     private String invokeScriptGenerate(EpicScriptCreateWithDialogueRequest request, String userId,
                                         String conversationId, String userMessageId) {
         JSONObject inputs = new JSONObject();
@@ -213,6 +227,18 @@ public class EpicScriptDialogueServiceImpl implements EpicScriptDialogueService
         return sb.toString();
     }
 
+    private String buildSystemWelcome(Map<String, Object> metadata) {
+        if (metadata == null || metadata.isEmpty()) {
+            return "欢迎来到情绪博物馆，让我们一起探索你的内心世界。";
+        }
+        String title = (String) metadata.getOrDefault("title", "我的人生剧本");
+        StringBuilder sb = new StringBuilder();
+        sb.append("欢迎来到《").append(title).append("》剧本世界。\n\n");
+        sb.append("在这里，你将体验一段关于");
+        sb.append(metadata.getOrDefault("plotIntro", "情感探索")).append("的旅程。");
+        return sb.toString();
+    }
+
     private void appendSection(StringBuilder sb, Object value, String label) {
         if (value == null) {
             return;