James T. West is blamed for an impending international crisis when a quantity of priceless 'franconium,' a substance of fantastic power and owned by France, is stolen from under his nose at the French Consulate.
The agents are alarmed when the person involved in their top priority assignment is apparently poisoned.
Solo and Illya must stop an oddball gang of international cutthroats from auctioning important military secrets to the highest bidder.