When a hidden chamber filled with skulls of children is discovered by an archeological dig, the discovery triggers a series of murders in which the victims are horrifically mutilated. Inspector Stephen Wallace must discover the mad killer. Is it the sadistic thug responsible for organising the barbaric dog-fighting? The mysterious recluse who holds Black Mass Orgies for heroin addicted teenagers? Or is it, in fact, an evil so powerful, so obscene, that it threatens to engulf everyone? Something evil is waiting. Something monstrous is loose...