Chiharu (Chii-chan) is an overconfident Song Sister in a kids TV show called Doremifa Soramame. Her dreams are to become a singer and a song writer. The problem is that she doesn't have the talent. Meet Naohito Mamono, a guy whose dream is to be a song brother. He had gift and talent, but had no confidence to be a singer. She tried to pursuade him only to come to terms with her own problem. Follow their journey to reach their dreams... (Source: MU)