At her husband's urging, Rika begins going to a beauty salon, where she falls into a trap of forbidden pleasure... What started as pure relaxation gradually erodes her body and reason through the therapist's skillful techniques and aphrodisiacs, making her a slave to uncontrollable sexual desire! Feeling guilty about her husband's kindness, yet unable to resist her deepening desires, her visits to the salon become more extreme and addictive! Her body is transformed into a perverted erogenous zone, convulsing, losing control in ecstasy, and squirting repeatedly with an ecstatic expression! When her husband finally witnesses Rika's complete downfall, the peaceful daily life of the couple quietly, and surely, begins to crumble.