She wants her daughter to be happy. With that in mind, Keiko tries to mediate between her daughter and son-in-law, who are constantly fighting. But she never imagined that she would be the one to tear their relationship apart... When she visited her daughter and son-in-law's house to set up a place for them to talk, Keiko was raped by her son-in-law at night. At that time, she should have scolded her son-in-law and told him to take good care of her daughter. But Keiko's body was aroused by his forceful caresses...