A high school student Kim taehyung is a bad playboy. He always play with girls heart. He makes every girl cry. He has almost dated every girl in his school. He always bully students who are poor with his friends. They are the bad and trouble makers. They call them self BTS. Taehyung meets a new transfer girl. She is kind, always smiles and a sweet girl.
Will taehyung change because of the girl? Will he be able to play with her heart too? ...