Kiyomi (31 years old) has been living as a full-time housewife in a 6-tatami one-room apartment for the past 8 years, waiting for her husband to come home. Although she is not wealthy, she is enjoying her peaceful life. One day, her moans while masturbating in the afternoon are heard by a gas man who happened to be passing by. She is forced by the gas man and forgets about her husband, but... A few days later, her husband is touched by Kiyomi's love for him, despite the fact that she has a secret that she can never tell him...