after his debt-ridden father disappeared, he decided to live and work at an inn to pay for his mother’s medical expenses. one day, a demon comes and steals a customer’s wallet. a senior maid who is in love with haruka who sees it suffers a crime that she did it. the senior maid was punished by the landlady of the ryokan in a lewd manner, and for that reason, chiharu was to have a physical relationship with her. feeling guilty, chiharu becomes obedient. the senior maid’s request escalates day by day.
