Rie, who has been married for three years, is living a cold married life without being blessed with children. She hoped that Rie would want a child more than anyone else, but there was always a gap of 0.03 mm between the couple's nightlife. She begins to be conscious of her father-in-law, who lives with her, as a man, and gradually her feelings escalate and can not stop, and Rie wakes up again as a woman, and she crosses the forbidden bridge.
