Tsukasa lived happily with her husband and father-in-law... until that day. Her completely unguarded behavior at home was the breaking point for her father-in-law, who had always seen her as a "woman." Pushed to his limit, he forcibly rapes her. Between the betrayal of her husband and the surreal experience of being taken by her father-in-law, Tsukasa begins to feel a secret excitement, and before she knows it...