1969, Utah. A young boy digs up something incredible on his father’s ranch. A thing that can’t possibly exist. Yet it does. 2023, Massachusetts. Kimberly and Barr encounter the enigmatic Ellis Swann, entrepreneur, venture capitalist, financial genius, adventurer - and multibillionaire. Swann makes them an irresistible proposal. To be members of an expedition he is about to undertake. The richest man on the planet is literally planning to go where no human has been before. Yet with this ultimate adventure, comes an ultimate risk. Powerful forces gather. Ruthless men, determined to stop Swann at any cost. Now Kimberly and Barr are about to go head to head with some unbelievable apex predators - creatures that Man has never faced before. Our two heroes are about to discover, to their cost, that there are places humanity was never meant to be - and that extinction may not be forever!