My wife, Yuuki, and I have been married for several years now, and we still enjoy a happy life together just like when we were newlyweds. Maybe that's why she feels so secure, my friend Shota once boasted, 'Married women are easiest to seduce after they settle down.' Out of curiosity, I jokingly challenged him to try seducing her while she was at home alone... Little did I know, he would actually take up the challenge! He came over to our house and spent three hours with her while I was away. When I returned, both of them insisted nothing happened between them, but something didn't feel right...

友貴とは結婚して数年。新婚当時と変わらず幸せな夫婦生活を送っている。そんな日々を送っていると自負しているからだろうか、『結婚して落ち着いた頃の人妻が一番落としやすい』と豪語する後輩の坂本に、つい妻を口説いてみろと口走ってしまった…。友貴を信じる俺は自宅に坂本を招き3時間、妻と2人きりにした。時間が経ち、帰宅する俺だったが何も無かったと言う2人の言葉を完全に信じてしまって…。