A wealthy American financier disappears on atreasure hunt in an antique blimp. From Cubanwaters, the blimp drifts toward Florida with acrew of dead men -- Soviet cosmonauts.DIRK PITT discovers a shocking scheme: acovert group of U.S. industrialists has put a colonyon the moon, a secret base they will defend at anycost. Threatened in space, the Russians are aboutto strike a savage blow in Cuba -- and onlyDIRK PITT can stop them. From a Cuban torturechamber to the cold ocean depths, Pitt is racing to defuse an international conspiracy thatthreatens to shatter the earth!