Triangle Heart

Makihara Kousuke works as a substitute janitor of woman dormitory, Sazanami So, while the regular janitor, who is his aunt, travels abroad. The contract term is almost over, but he has one thing worried about. Among the member of the dormitory, only Jinnai Mio doesn't open out to him and doesn't try to eat his dishes. Then, he makes the former janitor's favourite dish to let her eat.

Fiasse is a world-renowned singer. She is now the headmistress of a special Singing School who does a Charity World Tour every year. Her mother left behind a inheritance for her after she died and some shady people are after Fiasse and the inheritance. Bring in Ellis, and two siblings who are master of the swords to protect Fiasse. The World Tour is coming up and Fiasse will continue the show. Ellis, Kyoya, Miyuki and company must protect their childhood friend at all costs.