In the darkest depths of the Pacific lies a new, underwater frontier, where only the brave or the desperate dare to tread...Experts from the West, to harvest rich minerals - and to spy. The Russians, to further their plans for global domination. A team of sadistic mercenaries hired to protect mammoth business interests. And a British journalist, Christopher Maine, in search of a story - and the sinister truth. Down on the ocean bed a giant submersible forages for hidden treasures. But then the forces of man and nature terrifyingly unleash disaster after disaster - until the survival of the world itself is at stake.