13 determined kids have been training to finally make their debut and become a famous singer/dancer/rapper/song-writer since the age of 13. The 9 trainee boys under Shingeki No Entertainment one day get an unexpected visit from their company president, Levi, who announces a new project. A survival competition is then born and the winning group will finally be able to debut, the losing group must disband and quit their dream of being famous. The story follows Mikasa Ackerman who is beautiful and talented at singing. But to help out her team she must disguise herself as a boy and keep her secret hidden from the other members. (fluffy, semi-dramatic, comedy, and fanservice)