Yumi (Hatsune Minori) was living a happy life with her husband Yoshio, having married at their workplace. To reward Yumi for her daily efforts, Yoshio planned a hot spring trip. At the inn they visited, they encountered Shinji, the son of their former boss, who had once worked with them. Shinji used his power to threaten and make physical demands on Yumi. Thinking of her husband, Yumi decided to give her body to Shinji... A hot spring romance of a married woman being taken away, supervised by Nagira Kenzo.
