diff --git a/src/main.py b/src/main.py
index 4c1c25f..3314c42 100644
--- a/src/main.py
+++ b/src/main.py
@@ -2,6 +2,7 @@ import pygame
 import sys
 from menu import Menu  # Menü importieren
 import settings
+from world import World
 
 def main():
     pygame.init()
@@ -9,19 +10,38 @@ def main():
     pygame.display.set_caption("The Last Ollie \n A Fred Story")
     clock = pygame.time.Clock()
 
-    # Menü initialisieren
     menu = Menu(screen)
+    world = World(screen)
+
+    current_scene = "menu"  # oder "world"
 
     running = True
     while running:
         for event in pygame.event.get():
             if event.type == pygame.QUIT:
                 running = False
-            menu.handle_event(event)
 
-        menu.draw()
+            if current_scene == "menu":
+                menu.handle_event(event)
+                if menu.ready_to_start_game:
+                    menu.ready_to_start_game = False  # Reset!
+                    current_scene = "world"
+
+            if current_scene == "world":
+                result = world.handle_event(event)
+                if result == "menu":
+                    current_scene = "menu"
+                    menu.input_active = False
+                    menu.show_main_buttons = True
+                    menu.ready_to_start_game = False
+
+        if current_scene == "menu":
+            menu.draw()
+        elif current_scene == "world":
+            world.draw()
+
         pygame.display.flip()
-        clock.tick(settings.FPS)
+        clock.tick(60)
 
     pygame.quit()
     sys.exit()
diff --git a/src/menu.py b/src/menu.py
index 07b3fdc..11c444d 100644
--- a/src/menu.py
+++ b/src/menu.py
@@ -26,6 +26,7 @@ class Menu:
         self.input_active = False
         self.player_name = ""
         self.show_main_buttons = True
+        self.ready_to_start_game = False
 
     def draw(self):
         self.screen.fill(MyColors.background)  # Hintergrundfarbe
@@ -77,12 +78,21 @@ class Menu:
                     self.show_main_buttons = True
                     self.player_name = ""
                 if self.go_button.collidepoint(event.pos):
+                    if self.player_name:  # Nur wenn ein Name eingegeben wurde
+                        self.input_active = False
+                        self.show_main_buttons = False
+                        self.ready_to_start_game = True
                     if settings.DEBUG:
                         print(f"Spielstart mit Spielername: {self.player_name}")
 
         if event.type == pygame.KEYDOWN and self.input_active:
-            if event.key == pygame.K_RETURN and settings.DEBUG:
-                print(f"Name eingegeben: {self.player_name}")
+            if event.key == pygame.K_RETURN:
+                if self.player_name:  # Nur wenn ein Name eingegeben wurde
+                        self.input_active = False
+                        self.show_main_buttons = False
+                        self.ready_to_start_game = True
+                if settings.DEBUG:
+                    print(f"Name eingegeben: {self.player_name}")
             elif event.key == pygame.K_BACKSPACE:
                 self.player_name = self.player_name[:-1]
             else:
diff --git a/src/world.py b/src/world.py
new file mode 100644
index 0000000..d4d5cdb
--- /dev/null
+++ b/src/world.py
@@ -0,0 +1,20 @@
+import pygame
+import settings
+
+class World:
+    def __init__(self, screen):
+        self.screen = screen
+        self.background_color = (135, 206, 235)  # Himmelblau
+        self.ground_rect = pygame.Rect(0, 600, 1280, 120)  # Boden
+
+    def draw(self):
+        self.screen.fill(self.background_color)
+        pygame.draw.rect(self.screen, (124, 252, 0), self.ground_rect)  # Grün für Boden
+
+    def handle_event(self, event):
+        if event.type == pygame.KEYDOWN:
+            if event.key == pygame.K_ESCAPE:
+                if settings.DEBUG:
+                    print("ESC-Pressed")
+                return "menu"
+        return None
\ No newline at end of file