Kozue, a 31-year-old married woman with a nice dignified and neat feeling. It's been four years since I got married to my husband who is an officer at a copier sales company. However, her husband, who is 10 years older, seems to have a peculiar habit, which is to request only masturbation and mouth masturbation every night and do not insert at all. For Kozue-san, who wants a child, the days of worries continued ... While I was frustrated that I would grow older without having children, I saw a guide advertisement for recruiting married women with an affair desire and decided to apply. On an affair journey that mixes anxiety, guilt, and expectations, the chaste wife is puzzled by her nastyness that she hadn't noticed before ...! !!