“Maybe I should order you to do something humiliating...” Yu Akabane made a deal with the devil—“Black Devil” Kurosaki-kun, the most feared boy at school—and lost. Now she’s supposed to do anything he asks, and he’s not taking it easy on her. In the dorms, during a power outage... In the middle of her date with her crush, the dreamy White Prince... The Black Devil’s demands keep on coming! Can Yu manage to find a definitive way out of this deal? And problematically, does she actually want to...?