Soon after he accidentally runs down a man with a fetish for implanting scrap metal into his body (Shinya Tsukamoto, who also directs), a businessman (Tomorowo Taguchi) begins eerily morphing into a hybrid man-machine, accompanied by twisted, metal-related nightmares. Is the metal fetishist somehow controlling the transformation? Now, the businessman must track down the man he thought he killed before the horrific metamorphosis is complete.