diff --git a/__pycache__/maze_layout.cpython-312.pyc b/__pycache__/maze_layout.cpython-312.pyc
new file mode 100644
index 0000000..4509790
Binary files /dev/null and b/__pycache__/maze_layout.cpython-312.pyc differ
diff --git a/__pycache__/player.cpython-312.pyc b/__pycache__/player.cpython-312.pyc
index ff3b2dc..f9bf06e 100644
Binary files a/__pycache__/player.cpython-312.pyc and b/__pycache__/player.cpython-312.pyc differ
diff --git a/__pycache__/wall.cpython-312.pyc b/__pycache__/wall.cpython-312.pyc
new file mode 100644
index 0000000..81bf806
Binary files /dev/null and b/__pycache__/wall.cpython-312.pyc differ
diff --git a/escape_the_maze.py b/escape_the_maze.py
new file mode 100644
index 0000000..5459d1f
--- /dev/null
+++ b/escape_the_maze.py
@@ -0,0 +1,25 @@
+from retro.game import Game
+from player import Player
+
+def main():
+    board_size = (100, 40)
+
+    player = Player(board_size)
+
+    state = {
+        "win": False, 
+    }
+
+    game = Game(
+        agents=[player],
+        state=state,
+        board_size=board_size,
+        debug=False,
+        framerate=24,
+        color="white_on_black",
+    )
+
+    game.play()
+
+if __name__ == "__main__":
+    main()
\ No newline at end of file
diff --git a/game_signature.py b/game_signature.py
new file mode 100644
index 0000000..daf1c55
--- /dev/null
+++ b/game_signature.py
@@ -0,0 +1,8 @@
+from retro.game import Game
+import inspect
+
+print("Game.__init__ signature:")
+print(inspect.signature(Game.__init__))
+
+print("\nFull source of Game.__init__:\n")
+print(inspect.getsource(Game.__init__))
\ No newline at end of file
diff --git a/maze_game.py b/maze_game.py
deleted file mode 100644
index 51e4dde..0000000
--- a/maze_game.py
+++ /dev/null
@@ -1,8 +0,0 @@
-from retro.game import Game
-from player import Player
-
-board_size = (100, 40)
-player = Player(board_size)
-
-game = Game([player], {}, board_size=board_size)
-game.play()
diff --git a/player.py b/player.py
index 57ba18a..e6f5232 100644
--- a/player.py
+++ b/player.py
@@ -1,28 +1,38 @@
-class Player: 
+class Player:
+    """
+    Player agent for Escape the Maze.
+    Moves one step at a time using the arrow keys.
+    """
+
     name = "player"
-    character = "🐧"
-    color = "purple"
+    character = "🐧"   # Penguin icon
 
     def __init__(self, board_size):
-        # Start at bottom-left corner
-        self.position = (0, board_size[1] - 1)
+        # Start near the top-left corner
+        width, height = board_size
+        self.position = (1, 1)
 
     def handle_keystroke(self, keystroke, game):
+        """
+        Called once for each key pressed since the last turn.
+        Moves the player using the arrow keys.
+        """
         x, y = self.position
+        new_position = None
 
-        if keystroke.name == "KEY_LEFT":
-            new_position = (x - 1, y)
-        elif keystroke.name == "KEY_RIGHT":
-            new_position = (x + 1, y)
-        elif keystroke.name == "KEY_UP":
+        if keystroke.name == "KEY_UP":
             new_position = (x, y - 1)
         elif keystroke.name == "KEY_DOWN":
             new_position = (x, y + 1)
-        else:
+        elif keystroke.name == "KEY_LEFT":
+            new_position = (x - 1, y)
+        elif keystroke.name == "KEY_RIGHT":
+            new_position = (x + 1, y)
+
+
+        if new_position is None:
             return
 
-        # Contain penguin inside board
-        if game.on_board(new_position):
-            self.position = new_position
 
-    
+        if game.on_board(new_position) and game.is_empty(new_position):
+            self.position = new_position
\ No newline at end of file