A young wife who was repeatedly playd by her father-in-law and trained by a lewd woman, Yui Tenma - Sora Kamikawa

A young wife, Yui Tenma, is involved in a complex and illicit relationship with her father-in-law, who has been cheating on her husband. The story explores themes of infidelity, desire, and the blurring of boundaries within a family. As the plot unfolds, it becomes clear that Yui is being drawn into a world of sensuality and pleasure, while also struggling with feelings of guilt and shame.