"Neru" couple and husband's colleague man. The three used to work in the same office. "Neru" married her current husband and left Kotobuki. However, she and her colleague were actually of two minds. "Neru" and her colleague who still have regrets. It was inevitable that the two would flare up again and seek each other's bodies. And what is the thought and action of the husband who cuckolded her wife?
