GMA-021 Bondage Training Wife: A happy married life that falls apart. - Mao Hamasaki, a wife who fell into extreme and paranoid rope pleasure

Mao, who grew up in an institution, felt indebted to herself, but she met her husband, got married, and lived a happy married life. - However, when their mother-in-law suddenly passed away, they decided to live with their father-in-law. - One day, her father-in-law accidentally learns that Mao used to work in the sex industry and uses that as a joke to threaten Mao. - ``Mao-san, you don't want to be separated, do you?'' The father-in-law takes out a hemp rope from the cupboard and begins training Mao.