Mizuki has been married for a year and lives happily with her husband. One day, her husband comes home late, so Mizuki goes out to eat with a friend, but as she passes by a park, she is caught by a rough-looking man and is raped in the bathroom. Feeling sad and despairing, she spends her days in despair, unable to talk to anyone, not even her husband. However, just when she thought she could forget about it, that man comes to her house and asks, "Is this your house, Mrs.?"