The beautiful wife Arisa is invited by her mother-in-law to a hot spring inn where she is humiliated by unknown men... After learning that the men were hired by her mother-in-law , Arisa complains to her husband, but he doesn't take her seriously. In desperation, Arisa follows the hired men's abusive orders and for the first time begins to indulge in carnal desires in an attempt to forget the disillusioned reality. The lady's fair skin turns red...