You have period, and suddenly you feel it like it's full so you needed to change it, and your really in hurry cuz your scared that the blood might show up outside of your skirt, as you go to the bathroom you immediately go to stall, changing your napkin in speed way, as you finally done you get out of the stall and didn't even realize that your in the wrong bathroom, as the boy tapped your shoulder telling that your in the wrong bathroom you suddenly realized it