diff --git a/pmpt/__init__.py b/pmpt/__init__.py
index 5141b31..12c37ba 100644
--- a/pmpt/__init__.py
+++ b/pmpt/__init__.py
@@ -7,9 +7,19 @@ from . import source as sou
 from . import environment as environ
 from . import install as installs 
 from . import search as searchs
-
+import datetime
+import webbrowser
+import time
 @click.group()
 def cli():
+    today = datetime.datetime.today()
+    if today.month == 4 and today.day == 2:
+        webbrowser.open('https://ys.mihoyo.com/') 
+        util.console.print('[green]Genshin！activate！[/green]')
+        time.sleep(0.7)
+        util.console.print('[green]You all must download Genshin Impact.[/green]')
+        time.sleep(0.7)
+        util.console.print("Then don't use PMPT.",style='green')
     try:
         import pip
     except ImportError:
diff --git a/pmpt/util.py b/pmpt/util.py
index f1235e7..783267d 100644
--- a/pmpt/util.py
+++ b/pmpt/util.py
@@ -7,6 +7,8 @@ from rich.console import Console
 from loguru import logger
 import subprocess
 from moyanlib import jsons
+import time
+import datetime 
 from platformdirs import PlatformDirs
 
 dirs = PlatformDirs("PMPT", "MoYan")
@@ -60,6 +62,11 @@ def loadIndex():
     '''
     加载索引
     '''
+    today = datetime.datetime.today()
+    if today.month == 4 and today.day == 1:
+        console.print('😱😱😱 [red]Oh no, your indexes have all been eaten by a python snake.[/red]')
+        time.sleep(2.3)
+        console.print('😄 [green]But after our life-and-death struggle, I managed to retrieve all of your indexes.[/green]')
     sourceList = jsons.load(open(os.path.join(dirs.user_config_dir,'Source.json')))
     sourceList = bubbleSort(sourceList)
     for source in sourceList: