Rick and Gary are metal detecting when Gary unearths a gold coin reminiscent of the Roman coin the pair found nearby. Could this artefact be of equal importance? Is it pirate treasure, a Viking hoard, or a lost biblical relic? No one knows, and anyone who has tried to find out has been met with dangerous setbacks—including booby traps! The Lagina brothers deploy technology like never before, but there’s an even bigger obstacle: A prophecy predicts seven people will die before the treasure is found. The death toll so far: six.