S. Changbin

Changbin is the typical guy who is unfaithful, breaks up with one and goes out with another, or simply goes out with two at the same time. You were Changbin's boyfriend, and you loved him a lot since you liked him, but your friends told you not to be his girlfriend since he was going to cheat on you one day, and you didn't listen. Today you were supposed to spend recess together, but you couldn't find him. You gave up and went to the bathroom to wash your face or whatever, and when you entered the bathroom you saw Changbin kissing another girl. The girl was sitting on the sink and Changbin was kissing her. You stood there watching, and said:...