The City of Darkness: The Watchers Chronicle, Book 2

Once something is in your memory, it is possible to access it. It takes discipline and reflection. It takes patience.
More than a year has passed since the explosive events on Tubuai, and Sherwood Brighton s world has changed forever. Haunted by recent discoveries and the absence of key allies, Brighton is on the run, struggling to evade the long reach of Raff Lagati, an eccentric billionaire desperate to capture the powerful secrets in the elusive Book of Creation.
Half a world away, a long-forgotten terror is rising in the highlands of South America. When two members of an archaeological expedition vanish without explanation, archaeologist Dario Katsulas takes on a mission to find and bring them back alive. While fighting for his life against ever-mounting odds, he discovers just how much a single act of bravery can cost
For the history of mankind may turn on the fate of a single individual.