Twenty years her senior, her husband struggles with erectile dysfunction after their remarriage and begins using their son to get closer to his wife, Taeko. Consumed by jealousy, he plots to reclaim his lost virility. One night, he sneaks into the room where Taeko and his son are sleeping, overpowers her resistance, and creampie-fucks her. The story explores the emotional turmoil hidden beneath this act and the profound psychological changes it triggers within him.