diff --git a/core/plugin.py b/core/plugin.py
index 599cb71..76e4630 100644
--- a/core/plugin.py
+++ b/core/plugin.py
@@ -1,3 +1,4 @@
+import copy
 import datetime
 import re
 from importlib import import_module
@@ -133,8 +134,12 @@ class _Conversation(_Plugin):
                 and isinstance(func := getattr(self, attr), Callable)
                 and (handler_datas := getattr(func, _NORMAL_HANDLER_ATTR_NAME, None))
             ):
+                conversation_data = getattr(func, _CONVERSATION_HANDLER_ATTR_NAME, None)
+                if attr == "cancel":
+                    handler_datas = copy.deepcopy(handler_datas)
+                    conversation_data = copy.deepcopy(conversation_data)
                 _handlers = self._make_handler(handler_datas)
-                if conversation_data := getattr(func, _CONVERSATION_HANDLER_ATTR_NAME, None):
+                if conversation_data:
                     if (_type := conversation_data.pop("type")) == "entry":
                         entry_points.extend(_handlers)
                     elif _type == "state":
diff --git a/plugins/other/post.py b/plugins/other/post.py
index f9bb277..410c0f6 100644
--- a/plugins/other/post.py
+++ b/plugins/other/post.py
@@ -31,7 +31,7 @@ CHECK_POST, SEND_POST, CHECK_COMMAND, GTE_DELETE_PHOTO = range(10900, 10904)
 GET_POST_CHANNEL, GET_TAGS, GET_TEXT = range(10904, 10907)
 
 
-class Post(Plugin.Conversation, BasePlugin):
+class Post(Plugin.Conversation, BasePlugin.Conversation):
     """文章推送"""
 
     MENU_KEYBOARD = ReplyKeyboardMarkup([["推送频道", "添加TAG"], ["编辑文字", "删除图片"], ["退出"]], True, True)
@@ -83,14 +83,14 @@ class Post(Plugin.Conversation, BasePlugin):
         post_text += f"[source](https://bbs.mihoyo.com/ys/article/{post_id})"
         if len(post_text) >= MessageLimit.CAPTION_LENGTH:
             await message.reply_markdown_v2(post_text)
-            post_text = post_text[0 : MessageLimit.CAPTION_LENGTH]
+            post_text = post_text[:MessageLimit.CAPTION_LENGTH]
             await message.reply_text(f"警告！图片字符描述已经超过 {MessageLimit.CAPTION_LENGTH} 个字，已经切割并发送原文本")
         try:
             if len(post_images) > 1:
                 media = [InputMediaPhoto(img_info.data) for img_info in post_images]
                 media[0] = InputMediaPhoto(post_images[0].data, caption=post_text, parse_mode=ParseMode.MARKDOWN_V2)
                 if len(media) > 10:
-                    media = media[0:10]
+                    media = media[:10]
                     await message.reply_text("获取到的图片已经超过10张，为了保证发送成功，已经删除一部分图片")
                 await message.reply_media_group(media)
             elif len(post_images) == 1:
@@ -273,7 +273,7 @@ class Post(Plugin.Conversation, BasePlugin):
                 await context.bot.send_photo(
                     channel_id, photo=image.data, caption=post_text, parse_mode=ParseMode.MARKDOWN_V2
                 )
-            elif len(post_images) == 0:
+            elif not post_images:
                 await context.bot.send_message(channel_id, post_text, parse_mode=ParseMode.MARKDOWN_V2)
             else:
                 await message.reply_text("图片获取错误", reply_markup=ReplyKeyboardRemove())  # excuse?