Is it possible for a bad boy to be your saving grace? Well for Jung Soojung it was. After she finds out her boyfriend of eight months has been cheating on her, who do you think was there to help her through it all  and most importantly get revenge? That’s right. The notorious school bad boy Kim Jongin. Just that name alone was enough to send people into hiding. However for soojung she couldn’t have been happier to have him on her side. Especially, when it comes to destroying her ex, Kim Myungsoo.

Although nothing comes without a price and soojung is just about to figure that out when the school bad boy starts making some demands of his own.

What could be the reason for this bad boy sudden interest in helping her? And what is it with his hot possessiveness?