The son's wife is frustrated by a sexless marriage and overflowing sexual desire. She feels aroused by her father-in-law's lecherous gaze, and uses her black-stocking-clad ass peeking out from a miniskirt to tempt his erection. She masturbates in front of him when he peeps into the bathroom, getting excited. She sneaks into the room where her father-in-law and mother-in-law are sleeping, wearing sexy stockings, and whispers, "Father-in-law, your dick is much livelier than my husband's. Take responsibility for it." The story depicts her straddling and inserting him while her mother-in-law sleeps beside them, capturing the intensely excited, lecherous wife.