You (Kim Haneul) are a students of Daehan High School, together with your bestfriends --two guys named Jonghyun and Kyuhyun. You're just an ordinary girl, just like another students. You're the member of photography club at school. Meanwhile your two bestfriends has a different personality.

Lee Jonghyun is a popular guy at school, he's the vocalist and guitarist of Daehan's popular school band. Many girls want to be his girlfriend but he's already loved a girl, so none of those girls who confess their feelings to him will accepted by Jonghyun to be his girlfriend.

And Cho Kyuhyun is a head of student body. He's a smart, kind, and friendly guy. He has many admirers too but not as much as Jonghyun's. And just like Jonghyun, his heart has already filled by a girl, so none of girls can have his heart.