Starring  : Kai (EXO) - Sulli (FX) - Sandara (21) - Changmin (TVXQ!) - Taeyang (BB) - KEY (SHINEE) - GO HARA(KARA)

Kai is a popular boy and captain of the basketball team in Sekai High School must face the fact that he had to sing for the Musical Club will drop its popularity at school. Sulli. the innocent girl, unpopular, kind-hearted and has special feeling on Kai, as well as Kai who put his heart on Sulli. Sandara Park. Beautiful girl, head cheerleader at a time she is the basketball captain’s girlfriend too. She is took into the Musical Club spying Kai and Sulli.

Sandara pregnant news has been spread all over the school, but Kai and Sandara never have before.Kai must control his feelings on Sulli because the longer he tried to forget about her, the more she came to him. But Sandara who has his baby can’t wait any longer.

While Kai and Taeyang excluded from the basketball team because of more concern to the club as well as their popuparity down. Their popularity makes them have to choose between Musical Club and basketball. Which will they choose?