Join one of the world's greatest adventure writers on a non-stop thrill-ride. * * * * *A SHADOW WORLD BEHIND THE REAL WORLDWhen Jack West Jr won the Great Games, he threw the four legendary kingdoms into turmoil. A WORLD WITH ITS OWN HISTORY, RULES AND PRISONSNow these dark forces are coming after Jack... in ruthless fashion. THAT IS REACHING INTO OUR WORLD ... EXPLOSIVELYWith the end of all things rapidly approaching, Jack must find the Three Secret Cities, three incredible lost cities of legend. It's an impossible task by any reckoning, but Jack must do it while he is being hunted... * * * * *JACK'S BACK. Catch up with him in the rest of the international bestselling series. SEVEN ANCIENT WONDERSTHE SIX SACRED STONESTHE FIVE GREATEST WARRIORSTHE FOUR LEGENDARY KINGDOMS