Park Chanyeol, one of the most popular, handsome and smartest students of Seoul Prestige Acadmey. He is also one of the meanest people alive. Notorious for being a heart breaker and bully, no one has the guts to defy what he says. So Park Chanyeol was NOT expecting it when he got punched in the face.......by a girl. He can't STAND miss know it all, who is just like all the other girls in the school. Or is she? Park Chanyeol finds himself falling for her, but she is convinced he is a jerk. Though that might have something to do with the fact he tried to play her, and failed miserably.

Lee Jae Hee is a transfer student from Canada. She is nice, pretty, smart and kind. Though her appearance is not to be taken for granted, with her extensive knowledge of several kinds of martial arts, she can dislocate your shoulders before you even blink. And the two things she can't stand are bullies and players who think they are the most superior thing in the world. A category which fits Chanyeol perfectly .She is the daughter of a buisness tycoon and a brain surgeon, due to being the only child of a rich father, she is a bit spoilt. Her parents divorced when she wase be  five years old and her mother took legal custody of her. But her mother got stuck in a financial situation hence she grew up with her dad. Will a certain someone be able to prove himself, or will she stolen away by someone else?

Wu Yi Fan (Kris) is a college first year living in Canada. His father was a pilot in the Chinese Air Force, he had died in a plane crash when Kris was about six.

His mother is the owner of Samsung, hence he has always enjoyed a wealthy life style. His relationship with JaeHee is......? What ever it is, Chanyeol is sure as heck jelous of it.  

In the complexities and frustrations of love, life and family, who will get their heart broken? Chanyeol, Jae Hee or  Wu Yi Fan.