Midori, a furniture designer, and Shigeru, a lawyer, are both divorced and have been maintaining an "adult relationship" for several years. However, Midori has begun to suspect that Shigeru—who claims to be busy with work—has found a younger woman. One day, while on a bus, Midori is groped by a mysterious, beautiful young man. This incident triggers a relentless stalking campaign by the youth against her...

Rika is a 21-year-old window dresser who has been working hard to decorate the shop window of a stylish boutique, which is the only place in the city at night that stands out in blue. Rika had been very curious about the taxi driver who had stopped in front of her shop for some time now. The man was holding a camera and photographing Rika through the window...