Ren, a housewife whose relationship with her husband has cooled and whose days are mundane, begins going to a beauty salon to improve herself. However, her oblivious husband doesn't notice any changes. Then, Ren sees a job advertisement for a beauty salon and decides to work as an esthetician herself. Immediately, Ren becomes agitated when a male customer touches her body, and the customer teases her, demanding that she massage the edges of her private parts and her genitals themselves. Despite this, Ren endures, saying "because she's a customer," but the demands escalate further...