Six months ago, Ayane married a wealthy businessman and began a new life. However, her stepson Masayuki refused to accept her as his mother and treated her coldly. One day, when Ayane returned home from shopping, Naoki—her former lover—appeared before her. Upon learning of her marriage, Naoki revealed his greed for her newfound wealth. Witnessing this encounter, Masayuki secretly recorded the scene. Convinced that Ayane had married his father solely for money, he forcibly raped her and decided to make her his sex slave, subjecting her to relentless humiliation and degradation.