Hogan must somehow deliver a shipment of bulletproof vests to the French underground.

Paris is targeted for destruction should the Allied armies invade, so Hogan and Kinchloe secretly travel to the French capital to learn more about the plot.

Hogan and his men face the difficult task of returning a Soviet pilot to his homeland. The task is made more difficult by the fanatical, demanding Russian refusing to follow the usual escape route to England.