Hikari is happily married but has no sex. Hoping to improve herself and impress her husband, she starts running but Hikari her ankle. At her husband's urging, she calls a masseuse, but the massage uses techniques from overseas and touches her sensitive parts. She is Kokoro by the erotic but skillful treatment. One day, she is made to climax after being fondled by obscene hands on her crotch and breasts. When asked if she would like to extend the session, she nods and betrays her husband, accepting the masseuse's penis.