Don Brown

When Naoko was a freshman in high school she was kidnapped and imprisoned by a man who lived next door. For one month, she went through hell. Finally, she killed the man and escaped. Now as an adult, Naoko is a doctor specializing in infertility treatment, but she also has another side.

Akio, an HR worker, visits his transformed mother Fukue in Tokyo. Baffled by her new lively self, he encounters a friendly neighbor. Through these interactions, Akio gains new perspectives, noticing overlooked aspects of life.

Sakuragi realizes that, when he becomes aroused, he can see how many sex partners someone has had.