The Haunted Castle -- page 5189

follow the sound of laughter

You go down the hallway and listen for the laughing. You can't hear it anymore. When you reach the end of the hallway, you find a door but it appears to be locked and you can't open it. Suddenly you hear a noise behind you. The door is unaccessable but there is a large vent on the ceiling that is big enough for you to fit thru.

What will you do now?