School hideout?

So it’s fall dance (were many people go to the cafeteria to have fun, dance, and eat in school) but the girl YOU rejected is hunting you with a knife behind her back to kill you, but the event is overcrowded so she can blend in and your 2 friends (mark and Ryan) are trying to hide you from her, when any of your friends pull up all fingers raised, it’s a red flag that she is close