Living with her husband in an apartment owned by her stepfather, Shinzoku, Natume helps out with chores like cleaning the apartment. One day, while working in Shinzoku's room, Natume dozed off from exhaustion. Shinzoku crept up behind her, smelling her hair and starting to touch her body. When Natume suddenly woke up, she saw not her usual kind stepfather but a beast-like stepfather with naked lust!
