Hwang Min-hyun your boyfriend who's, young, fine, tall and handsome.

You have a healthy relationship with him, and everyone is jealous of you, that's why, this one girl at school is trying to ruin your relationship with Min-hyun.

One morning she posted a photo of you cheating. But of course it was just an edit, you we're just worried that Min-hyun will actually believe this, so you confronted the girl.