The Black Devil and the White Prince

Yu Akahane moves to a dormitory room after her father's transfer from work. She is excited that she will live in the same dorm as Takumi Shirakawa aka "White Prince." Yet, Haruto Kurosaki aka "Black Devil" kisses her as punishment for going against him. It is Yu Akahane’s first kiss. Since then, she becomes obedient to Haruto Kurosaki.