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 worked 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...
