Eriko, a housekeeper arranged by a subordinate without permission, arrives at the home of a man who started his own business at a young age and is constantly busy. While cleaning, she sticks out her ass and makes provocative gestures, then uses a massage as an excuse to press her body tightly against him. Noticing the confused man's erection, Eriko flashes a mysterious smile and reaches for his crotch—this was her true nature.