Sailing across the Caribbean Hector Lynch falls into the hands of the notorious buccaneer, Captain John Coxon. Hector's friends, Dan and Jacques, are released when Coxon mistakes Hector for the nephew of Sir Thomas Lynch, the Governor of Jamaica. But when Coxon delivers Hector to Sir Henry Morgan, the Govenor's bitter enemy, he is publicly humiliated when it is revealed that Hector is not Sir Thomas's nephew. From then on, Coxon seeks to revenge himself - and the young seafarer finds himself on the run again.