Two ancient cultures, a lost treasure from the distant past: what powerful secrets does it conceal—and how far will some go to possess them? Dive into a new full-throttle hunt from master of the action-adventure thriller David Gibbins, as he unleashes…

The trail starts in the Roman ruins and leads to a shipwreck off the coast of Egypt. Soon the world’s top marine archaeologist, Jack Howard, and his team of scientific experts and ex-Special Forces adventurers are pushing their way through the mysterious jungles of India, following in the footsteps of a legendary band of missing Roman legionnaires. Meanwhile, at a remote lake in Kyrgyzstan, a beautiful woman has found evidence of a secret knowledge that has cost the lives of countless seekers through the centuries. And what Jack uncovers will lead him to dig not only into the ancient past but into his own family history. For over a century earlier his great-great-grandfather returned from an archaeological expedition in India forever traumatized by what he’d experienced. And in order to lay the past to rest, Jack will have to unearth an artifact that might have been better left buried—and with it a power that some of history’s most ruthless tyrants have sought to rule the world….