When Frankie Armstrong, a former soldier,is asked to repay a favour from Joe, the American soldier who saved his life in the Gulf War, he agrees.

The unexpected call from Joe, comes just as Frankie is feeling distraught, his wife hasleft him. It shakes him out of his morbid depression and gives him a way out. He grabs the opportunity and goes to America.

Asked to find two men who have gone missing while diving for treasure, Frankie's journey takes him from cold wet Manchester to sunny Florida. But Frankie is not the only person investigating the men's disappearance, and others in the game, play by a very different set of rules...

Frankie's investigation draws him into the Miami underworld, and a survivalist's camp deep in the Everglades. His inquiries reveal stolen millions, and a web of deceit, woven around selling shares for a mysterious cargo of treasure.