Yuu, the mother-in-law who cannot close the subtle distance with her stepson's stepchild after remarriage. One day, a suspicious man suddenly barges in and tells her that her son has hit and run over an old lady with his bicycle. He demands a large sum of money, and for the shortage, he tells her to settle it with her body, and from that day on, she is almost daily violated... What action did her son take after seeing her situation?
