After 25 years of marriage and as a mother of one, Aki Suo (53 years old) shares, "Married life has been nothing but endurance." Originally passionate and once satisfied with her sex life, she gradually found herself unfulfilled due to her husband's declining sexual performance and their monthly encounters, pushing her to the brink of tolerance. While sustaining herself with weekly masturbation, repeated experiences of premature loss of erection intensified her growing desire for extramarital sex. Unable to endure any longer, this 50-year-old housewife decides to commit her first act of infidelity after 25 years of marriage. Witness her liberation and journey into a new world of pleasure.