From #1 New York Times bestselling author James Rollins, the latest riveting, deeply imaginative thriller in the Sigma Force series, told with his trademark blend of cutting-edge science, historical mystery, and pulse-pounding action.It begins in Africa . . .A United Nations relief team in a small village in the Congo makes an alarming discovery. An unknown force is leveling the evolutionary playing field. Men, women, and children have been reduced to a dull, catatonic state. The environment surrounding them―plants and animals―has grown more cunning and predatory, evolving at an exponential pace. The insidious phenomenon is spreading from a cursed site in the jungle ― known to locals as the Kingdom of Bones ―and sweeping across Africa, threatening the rest of the world.What has made the biosphere run amok? Is it a natural event? Or more terrifyingly, did someone engineer it?Commander Gray Pierce and Sigma Force are prepared for the extraordinary and have kept the world safe, vigilance
