One day, his son brings his girlfriend Yuri home. His father likes the demure Yuri. But that night, his father witnesses Yuri riding him hard. While his father is excited by Yuri's powerful riding position, which sees her thrusting with incredible force, he feels his own decline and is disappointed. Realizing this, Yuri offers her body to help his father regain his confidence, but instead Yuri becomes addicted to his father's dick...