Touch-and-touch tea, bubble bath, men's massage... No matter which shop you go to, you'll be subjected to the custom of pampered sons and mothers collecting sperm, a complete form of incestuous sex. (Morisawa Kana, VAGU-264)

Kana loves her son, Kōta, but he often annoys her. To get his attention, Kana invites him on a date, but he shyly refuses. Frustrated, Kana discovers a shocking fact: Kōta has already booked a "massage parlor." Unable to accept her son's sexual encounter with an unknown woman, the mother decides to become Kōta's personal prostitute to satisfy her possessiveness…