What happens when Kris's ex and his current girlfriend meets? Follow these three teenagers as they embark on their crazy high school life! ^^

Rain is a four members training girl-group under S.M entertainment. Sonyoung (Ivory), the face of the group is the younger sister of Chanyeol (EXO). Taeseo (Neon) the youngest member of the group, Rain is with Luhan. To know more, find out by  reading this.  

Taemin's life was perfect, Sulli wasn't, he frowns, she smiles and when they meet, he is annoyed and she is happy. It was one time meeting, or that's what they thought. He couldn't get her out of his mind? because she is mute...