Meet Saotome Ai, a high school girl from a well-to-do family. When she was a small child, she was in an accident that resulted in a young boy being permanently scarred between his eyes while she emerged unscathed. The young boy saved her life and although she never knew who he was, she never forgot...
Two former design school classmates, 21-year-old office worker Kyoko and illustrator Jiro, run into each other on the street and soon begin living together. With great care for their feelings, the two embark on a genuine love affair, expressed through their taboo and tension-filled cohabitation....
In the year 2040, a mysterious website named Kanuma appears on the government-controlled network Olympus. Takeru, a genius psychologist discovers Kanuma is actually a site that trains serial killers. A dangerous battle begins between Takeru and the four scariest serial killers created by Kanuma.