My wife gets cuckolded and gets a depressed erection

"You're a boring woman," she married Manami, a wealthy daughter. After receiving a magnificent mansion that doesn't suit his body, the husband, who has lost his mind from his wife, has become completely sensible, and he ends up struggling with his wife, whom he should have loved and married each other. Her husband suggested that he break the cold relationship between the couple was hard to believe for Manami, who said, "Let the other man hold her." However, Manami is disillusioned as her husband's instructions and is unable to move. At that moment...