Kana, whose husband was laid off and decided to go out to work, ends up working as a housekeeper at a novelist's house. On her first day at work, she witnesses a senior housekeeper giving the teacher a quickie. Later, when the teacher calls her and asks for sex, Kana gives in out of fear of being fired, and ends up having semen poured into her pure, shaved pussy, which had been devoted to her husband. From that day on, as the teacher uses his sex toy and follows his obscene commands, the pure and quiet housewife becomes promiscuous...