diff --git a/src/engine/renderer.py b/src/engine/renderer.py
index cc0ba34..703d978 100644
--- a/src/engine/renderer.py
+++ b/src/engine/renderer.py
@@ -522,4 +522,7 @@ class Renderer:
         self.fadeout_is_fading = True
         self.fadeout_fade_color = fade_color
         self.fadeout_fade_opacity = round(fade_opacity * 255 / 100)
-        self.fadeout_fade_callback = callback
\ No newline at end of file
+        self.fadeout_fade_callback = callback
+
+    def fadein(self, fade_s: float, fade_color: tuple[int, int, int] = (0, 0, 0), fade_opacity: int = 100, callback: FunctionType = None):
+        return
\ No newline at end of file