A high school student finds himself in an embarrassing situation after accidentally entering the empty boys’ changing room. However, before he can sneak out, he gets caught by one of the most popular students in school.

Instead of causing a scandal, he is hidden inside a locker to avoid drawing attention.

But things don’t go as expected—what starts as an attempt to avoid trouble quickly turns into an unexpected confrontation in the cramped space, leading to completely unforeseen events.