You and Hyun Woo have been friends since childhood. Although he is always harsh and rude to others but he is always gentle with you.It's your month today but you didn't realize it. You were walking down the school hallway when suddenly someone hugged you from behind and tied his jacket around your waist it was Hyun Woo"Hey you idiot, Do you know that behind your skirt you're bleeding? " he whispered while still holding your waist make sure no one sees behind your skirt