Deep in the jungles of Peru, the hunt for a legendary Incan idol is underway - an idol that in the present day could be used as the basis for a terrifying new weapon. Guiding a US Army is Professor William Race, a young linguist who must translate an ancient manuscript which contains the location of the idol. What they find is an ominous stone temple, sealed tight. They open it - and soon discover that some doors are meant to remain unopened