Yumi (Minori Hatsune) married her husband Yoshio at work and was living a happy life. - Yoshio plans a hot spring trip to relieve Yumi of her daily labors. - At the inn they visited, they met Shinji, the heir of a company president who had previously worked with them. - Shinji uses his power to intimidate and make physical demands on Yumi. - Because she thinks about her husband, Yumi decides to entrust her body to Shinji... A married woman cuckolding and traveling to a hot spring, supervised by Kenzo Nagira.