Kanade was a princess. She was the only child in the Yoisaki bloodline. Her mother died in an illness at the age of 30 and her dad was a music composer but he was hospitalized and couldn’t compose music anymore…

Kanade was all lonely and now she had to stay in her castle and compose music. Her three friends, Princess Mafuyu, who was the only child of the Asahina bloodline, Princess Ena, who was the first child of the Shinonome bloodline and Princes Mizuki, who was the second child of the Akiyama bloodline, were also trying to compose music.

Kanade formed their group as “Nightcord at 25:00”. She would also listen to her mother’s music box, which she loved…