Makino

Yu Akahane se muda a una habitación compartida después de la transferencia de su padre del trabajo. Ella está emocionada porque va a vivir en la misma residencia de estudiantes con Takumi Shirakawa, también conocido como "Príncipe Blanco". Sin embargo, Haruto Kurosaki, alias "Diablo Negro", la besa como castigo por ir en contra de él. Es el primer beso de Yu Akahane. Desde entonces, ella se vuelve obediente a Haruto Kurosaki.

Akahane Yu moves to a dormitory room after her father's transfer at work. She and Haruto aka "Black Devil" have the worst meeting. Since then, Haruto treats her like his slave. The only person who is kind to her is Takumi aka "White Prince”. Haruto orders Yu to go to her middle school reunion, but Yu, who doesn't want to remember her middle school days, refuses. At this time, Suzune appears. She is a childhood friend of both Haruto and Takumi. Due to her, the relationship between Yu, Haruto and Takumi changes.