From the mind of Takashi Miike comes this brilliant six-part series that thrusts the viewer into a surreal world of psychological terror! When homicide detective Yosuke Kobayashi sees his wife killed by the serial killer Shinji Nishizono, he develops a case of MPD (Multiple Personality Disorder) as a result of the shock and becomes Kazuhiko Amamiya. After he manages to hunt down and kill his wife's murderer, a new series of murders occur and the suspect claims to be Shinji Nishizono himself. Could it really be him or is it a copycat? And who is Kazuhiko Amamiya?