Yuji came to say hello to her parents' house. Her mother-in-law, Yumi, happily accepted her, and the two happily married. Her father-in-law has already passed away, and Yuji and his wife decided to live with Yumi at her parents' house because she would be lonely without her daughter. After half a year, Yumi spends her days masturbating while agonizing every time she hears the voice of Mr. and Mrs. Yuji's nightlife. Yumi finally reaches the limit of her patience and sneaks into Yuji's bedroom while her daughter is staying out.
