One day, Kazuto suddenly starts living with his childhood friend Yayoi. Kazuto is excited by her defenseless appearance, but as they live together, he gradually begins to feel something is off. “She… didn’t bring her boyfriend over while I was away…?” Kazuto is at his limit with Yayoi, who does whatever she wants. If she uses someone else’s house as a love hotel… she can’t complain if she gets attacked, right?