【2025.09.06】SW and VH are being upgraded to Server Ver2. During this period, some video downloads may be temporarily affected.
從小就容姿端麗性格良好,大家都喜歡的姊姊綾香,對此抱有劣等感的妹妹沙織,現在過著自我墮落的生活。某天知道綾香要結婚的沙織, 不滿自己的境遇之差,將魔手伸向了綾香..