The sequel to the popular douujin "Natsutsuma" (Original: Kurosune Gatari) is live-action again with K-Cup exclusive Ai Kano! Yumiko, who was picked up by men while traveling, could not break the relationship and remained unfaithful even after returning home. The body that was sexually developed with rough sex that seems to be treated as a thing, which is different from the gentle activity with her husband, was enjoying the unexperienced climax every time she learned new pleasures. However, Yumiko, who can't stand the guilty feeling of continuing to betray her family, breaks up with the men. Then, in exchange for that ...