Rui Kamishiro (danchou), an experienced orchestra director and musician. Rui is a very kind and understanding person who can see musical talent. One day, while relaxing in a bar, he noticed the shy blond Tsukasa (Thorpe) playing the piano and offered to participate in the orchestra. But he is too shy and afraid to speak in public. After a long time, they became a couple and Torpe lives with Rui and often plays the piano, and Rui wraps him in love in every possible way, praises him, etc.