A breathtaking discovery at the top of the world… A terrifying collision of modern science and Native American legend… The electrifying new thriller from bestselling author Lincoln Child. Alaska's Federal Wildlife Zone is one of the most dangerous and inhospitable places on Earth. For paleoecologist Evan Marshall, an expedition to the Zone offers an once-in-a-lifetime opportunity to study the mounting effects of climate change. But once there Marshall and his intrepid team make an astonishing discovery: an enormous prehistoric animal encased in solid ice. Despite repeated warnings from the local village, and the Marshall's own mounting concern, the expedition sponsors want the creature cut from the ice, thawed, and revealed on a live television spectacular…But then the creature disappears and an ancient horror is unleashed.