Jack investigates a puzzling case of personality change and soon finds himself scuba-diving into a dilemma off the shores of Belize. Where did this mysterious pirate wreck come from? Is Jack really a pawn in a cosmic chess game? And why does everyone around him seem to be ?Walk-ins?, except (perhaps) Captain Coco, his local liaison? Pulsing festival rhythms, a dose of potent ?Viper Rum? – and the pirate ship ascends into the tropical night sky. Jack is suddenly at the helm suspecting that some kind of alien plot is afloat. And so it is?