Shrinking Story

You cough as the cloud disappears and are shocked to find yourself in a strange land. If you didn't know better you'd think you were...
Gasping you realize that you have not been transported somewhere new, but are in fact extremely smaller. Thinking of anything you could have eaten or drunk that could have caused the problem you can come up with nothing. Deciding that staying where you are is a bad idea you begin walking towards the girl's locker room with hopes to find someone to help you. As you walk you begin to hear loud thunderous stomping. Rushing in the opposite direction to avoid getting squished you accidentally enter the boy's locker room. Hearing the sound getting louder you hide in the corner as the boys come in from gym class. Ah, you think. Should have known they were the stampede. Preparing to sneak back out, you are mortified when the last boy closes the door. You are effectively trapped as the boys begin to undress for the shower. You are shocked to see them casually strip down without trying to cover with towels. You try to shield your virgin eyes, but the curiosity is too much. You lean on a broom beside you trying to get a better look when to your surprise it actually begins to fall. As it clatters to the floor all the boys stop and look in your direction. "What was that?"
They look over and...