Makino

親の転勤で寮に入ることになった女子高生の赤羽由宇は、絶大な人気を誇る「白王子」こと白河タクミがいる学園寮に住むことに。有頂天になる由宇だったが、そこには「黒悪魔」と周囲から恐れられているＳっ気満載の黒崎晴人も暮らしていた。ある日、副寮長を務める黒崎に逆らった由宇は罰として初キスを奪われ、以後彼に服従しなくてはならなくなる。

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.