The discovery of a shipwreck off the coast of South Africa has the academic career of failing lecturer, Dr. Billy Malgas, back on track. However, he and his assistant decide to keep it a secret until the ship has been salvaged. To aid them with the publicity, Malgas contacts an old acquaintance to film the salvage for a documentary - none other than investigative journalist Sam Cleave.Sam enlists the help of his usual partners, historian Dr. Nina...