A 42-year-old married woman with 13 years of marriage and one child. She has been busy raising her family and taking care of household chores since she got pregnant right after getting married. Time flies by, and before she knows it, she's already past forty. Her relationship with her husband is good, but he's always busy starting his own business, leaving them in a state of neglect. Feeling lonely and unappreciated, she gets scouted for an AV appearance. Despite feeling guilty about betraying her husband, she embarks on a journey with a stranger, indulging in long-awaited pleasure. Their nights filled with sin continue endlessly...