Sneak into the dormitory

?
Aside: Because the dean is waiting for you to come back.
The boy: Fine, I have to find a way to slip back to the dormitory under the nose of dean. After all, I'm never absent for sleeping!
Aside: Actually, you can sleep outside.

Introduction to play: Find the right way to open props, help the boy slip into the dormitory.If he was found by the dean, he will be educated until dawn. By the way, the boy also has a roommate who likes to inform against him. Don't be caught by his roommate!