Married woman Rena decided to sell herself secretly to her husband in a secret club introduced to an investment company because of the debt that her husband had borne.It was a secret club with customers who have hard SM habits.Rena, who was a virtuous married woman who knew nothing, even shed tears at her job interview service, but that was just the beginning of the horrible shame and pain.Rena, who should have cried at the embarrassment of being tied up and sobbing at the humiliation of an enema, gradually became addicted to the depths of masochism. Even so, she transforms into a married woman who accepts in sobs... The first full-scale SM work by Sanwa Publishing's first exclusive actress, Rena Ai Kisaragi.