The landlord of the house, Okamoto, is an old friend of Yukino's, and helped her husband, Satoshi, find employment. However, Yukino could not bring herself to like him. Okamoto was always hanging out at home, drinking and behaving tyrannically. Even their important wedding anniversary was ruined, and Yukino finally confessed her dissatisfaction to her husband. However, Okamoto, who had been listening to it from behind the scenes, put pressure on Satoshi's workplace and raped Yukino, who came to apologize. And from then on, Okamoto continued to make Yukino drink his thick semen morning, noon and night...