Mining engineer Philip Mercer is in the war-torn Central African Republic searching for precious metal. There, he meets Cali Stone, a field researcher for the CDC who is investigating why a certain village suffers from one of the highest rates of cancer in the world-a fact that intrigues Mercer. Once back in the states, Mercer's search for answers leads him to a long-lost safe and a cryptic note inside that may reveal a three thousand year-old deception...