This is the coming-of-age story of Akira Mion, a new female masochist. She starts working as a masochist for money. At first, she is confused by the variety of creepy older men, but gradually realizes her sense of responsibility as a female masochist and the joys of domination. From sexually aggressive men, to bodily fluid fetishists, to foot fetishists, to men who are nervous about stepping foot in a brothel for the first time, she experiences intense sex with all kinds of clients, and her SM talent blossoms. Shame, service, domination and pleasure...