Nene, a wife whose married life has settled down, has resumed her work as a helper. One day, she soils her clothes while visiting a house and has to borrow the shower... When Nene changes clothes, her pure beauty makes the client, Hirai, feel lonely and alone, and he pushes her down. Nene, who has never had sex with anyone other than her husband, is brought to orgasm in an instant by his rough and intense sex... After that, Nene visits Shinji as if nothing had happened. However, Shinji's burning desire is not contained and he desires her even more...