Expect the unexpected.

When Momo joins JYP High, a girl school, she's immediately attracted to Mina. She blackmail her into a deal she cannot deny and hope for the best. In the world of crazy deals, good grades, and two teenagers, anything can happen.

Chaeyoung is in a mission: making Mina her twin brother's ex girlfriend pay for breaking his heart. She is taking revenge on the girl who was the reason his brother almost committed suicide. But, on her way in full filling that mission, something strange happen - she fell in love with her. Will she finally realize that loving her is better than revenge? 

  Momo moved to a new school in an unfamiliar town and immediately falls in love with the most popular person in the school, who just happens to be a straight, female cheerleader with the seemingly perfect quarterback boyfriend. Can Momo win her heart without driving her away?