男女のポジションや貞操観念が逆転したこの世界。僕は日々働いている妻・ひかりの夫として家事に勤しんでいた。ある日道端でかなに気に入られ、家に入れてしまう。ひかりとかなは話し合い、「気持ちよかった方のモノになる」というルールを決めかなとセックスすることに。どっちも気持ちいいのにどっちかを選ぶなんてできない…!そう思っていた僕だったが気づけば二人に何回もチンポを求められる、奇妙な共同生活に巻き込まれていた…
In this world, the positions of men and women and the concept of chastity have been reversed. I was doing housework as the husband of my wife, Hikari, who was working every day. One day on the roadside, Kana takes a liking to her and lets her into her house. Hikari and Kana talk and decide to have sex, and decide on the rule that “it belongs to whoever feels good.” Both feel good so I can’t choose between them…! That’s what I thought, but before I knew it, I was caught up in a strange communal life where two people asked for my cock over and over again…