The SM trainer "Dark Man" burning with revenge, after his masochistic wife was taken by a man and ran away together, he hid in the rented house and carried out misguided revenge on happy housewives. Teaming up with his brother-in-law who runs a real estate business, he lets young couples live in the house at a bargain price and secretly trains the husbands. The "Dark Man" who has awakened 15 housewives to masochism. Who is his new target?
