A seemingly innocent shipment is offloaded on the docks in Miami. Little do Jake Sullivan and Mike Lang realize that it is the beginning of their worst nightmare.Learning that nuclear weapons have been smuggled into the United States, Jake and Mike are charged by President Fletcher with finding them and the terrorists involved. Joined by an over-the-road trucker who has innocently become ensnared in the terrorists' web, who provides Jake and Mike with vital information to aid them in their search, they follow lead after lead, some true and some false, ultimately finding themselves in the Arizona desert, where, aided by a scientist from Arizona State University, they unravel the nature of the true plot they face and race against time to stop an unspeakable calamity.