Four years ago, a cockroach spread plague threatened to decimate the child population of New York City. Then, research biologists developed a species of "Judas" bugs engineered to "mimic" and overrun the diseased roaches in their grubby habitat. The plan worked until the creatures evolved to mimic their next prey ... humans! They were all thought to be dead, but the mutated cockroaches have now undergone another unimaginable metamorphosis and are once again threatening to take over!