A married woman named Kanako, who lives with her husband, decides to get him a massage after he complains about feeling heavy around his shoulders and hips. On the weekend, she invites someone to come to their home and give him a thorough massage. Her husband seems very satisfied afterwards. While watching the unusual treatment with a smile, Kanako hesitantly agrees when her husband suggests that she should also try it out. However, the masseur becomes fixated on her intimate areas, rubbing them relentlessly...