Hitozuma Koukan Nikki

เรื่องย่อ

Kouichi lives a happy life with his wife, Kanako, and daughter, Nao. But one day, Kimihiko, his neighbor, says to him, \"Do you wanna fool around with a married woman?\" \"What?\" What Kimihiko suggests Kouichi is to swap their wives. Kouichi doesn't take it seriously at first, but....