Mitsuko's daughter had gotten married and left home, but since both of them worked and housework was difficult, Mitsuko and her daughter decided to live together. Mitsuko has been alone for a long time and her frustration has built up and she can't stop comforting herself. One night, when Mitsuko went to her living room, she found her son-in-law, who was supposed to be sleeping with her daughter on the second floor, masturbating. The two of them see this and feel awkward. listen to the story