Lewd ladies gather at an inn famous for its hot springs that make women beautiful. Yuki, who is having an affair with Minako, is dissatisfied with the sex she has with Minako... Sachiko, a married woman she meets at the inn, is also not satisfied with her sex life with her husband... Yuki meets Sachiko in the open-air bath, and gets her crotch wet with her voluptuous, mature body as she tries to seduce her. "Hey, don't you want to do something even more pleasurable?" he whispers to Sachiko, who has come to orgasm from Yuki's caresses, as he makes a lewd plan. It's a lesbian show in which Sachiko shows off her seductive side in front of her husband...