Steve hops on a French train to protect the head of an American plastics corporation who's traveling to a foreign conference. He finds the industrialist shot dead.
Steve is in Africa to learn the identity of the man who is stirring up trouble with the native witch doctor.
Steve packs it up and heads to the Africa to locate two agents who have gone missing while trying to find a deadly strain of parasites that the enemy hopes to use as a weapon.
Steve is smuggled into an Eastern European labor camp to get intelligence from a one-time Communist bigwig. Passing himself off as one of the uranium miners, Steve gets in.