"Just once, I want to fuck my stepmother...," thought Keiichiro, who had moved into his father's house after getting married. He couldn't help but admire his stepmother Mihi's shameless big tits every day, making him unable to love his wife. After coming up with a powerful aphrodisiac using online information, he drugged Mihi thoroughly! Spending days alone with her, Keiichiro took advantage of her dazed state by repeatedly breeding her with his mature body and close relative cock! As time went on, Mihi began to crave Keiichiro even without the aphrodisiac... #BossP