- Married woman Iori is sexless with her husband every day. One day, her father-in-law, who lives with her, finds out about it and gets upset. - Her father-in-law proposes cosplay to Ori, and from that day on, Ori, who transforms into a reverse bunny, will receive sexual guidance from her father-in-law without telling her husband. Iori Tsukimi challenges erotic play in reverse bunny form! - A great success while shaking her proud big breasts!