When an Afghani village becomes paralyzed by the Soviet's new warfare and a thick nerve gas suffocates innocent people, rumors of a deadly weapon find their way to the Pentagon--and into the hands of Lieutenant Colonel Mark Schad. Along with his three-man team, Lieutenant Colonel Schad will lead one of the riskiest covert operations known to the U.S. Department of Defense in order to find one unexploded cylinder of YELLOW RAIN. But are these men up against something much greater than U.S. Intelligence is prepared to face?