After her husband's death, Miki, who had eloped to get married, couldn't return to her family home and was forced to rely on her father-in-law, Yasuji, for support. Noticing Miki's despair, Yasuji took the rope that he used to use on his late wife and bound Miki, unleashing his desires upon her. As the pain repeated, Miki gradually became Yasuji's puppet. One day, she was caught by her stepson, Takashi, who then began to threaten and use her as a sex slave. Miki, now a plaything for both her father-in-law and stepson…
