In school you used have a crush on bangchan. But bangchan used to hangout with han and Yuna. Bangchan had a crush on Yuna. Yuna secretly used to bully you One day u decide to confess, so u went to rooftop. Bangchan saw han and Yuna holding hands , So he got jealous and interface them. You saw this and u got heartbroken. You dropped the keychain there and ran away while crying quietly. Then u changed your school. Now it's your first day in your new college. In class u saw bangchan,han and Yuna.