Akira (Hayato Ichihara) admires Genyo Kamiura, the most powerful yakuza. Genyo Kamiura has been targeted numerous times, but he has never been killed. He is called the invincible person. Because of Genyo Kamiura, Akira enters the world of the yakuza. His yakuza colleagues treat him like an idiot, and Akira can't even get tattoos because of his sensitive skin. ...
In an alternate Japan, territorial street gangs form opposing factions collectively known as the Tokyo Tribes. The simmering tension between them is about to boil over into all-out war.
In a small town in Japan, Kirie comes upon her boyfriend's father silently videotaping a snail. Later, the mans obsession with spirals becomes more and more bizarre, ending in his suicide in a washing machine which turn his body into a spiral. Soon other inhabitants become possessed with different forms of spirals.
A wave of gruesome murders is sweeping Tokyo. The only connection is a bloody X carved into the neck of each of the victims. In each case, the murderer is found near the victim and remembers nothing of the crime. Detective Takabe and psychologist Sakuma are called in to figure out the connection, but their investigation goes nowhere...