Satomi married Hiroyuki and quit the company to become a full-time housewife. Shortly after getting married, her husband came home late and Satomi became lonely. For Satomi, the only pastime was to retire and go to her father-in-law, Toru, who lives alone. Toru is the boss of the company where Satomi worked, and since that time he has been kind and dependable, and Satomi has longed for it. Then, Satomi, who learned that Hiroyuki was having an affair, asked her father-in-law for peace and provoked herself by exposing her body.