When Ted Cage's brother dies in mysterious circumstance he decides to find out the truth surrounding his death. Strange marks are found on the corpse plus the internal organs are missing. At first sinister cult Trillion are thought to be behind the killing. Ted gets out to prove his brother was not connected to the cult or its activities by hurting down its leader - the elusive "Lazarua". However it becomes apparent that the killer is not Lazarua himself but the army under his command - a rampaging pack of genetically modified cockroaches. In the climatic battle between man and insect Ted discovers the deadly plans Lazarua has for his army of killer roaches.