When adventurer David Purdue and curator Elijah Dane bump into each other at a gala celebrating the discovery of a new dinosaur fossil, they suddenly find themselves thrust into a more thrilling night than they bargained for. After a strange ambush by flying thieves resembling pterodactyls that leads to the loss of the fossil, Purdue promises to get the prehistoric treasure back. However, things may prove far more difficult than Purdue bargained for, leading to foot chases, high-flying fights, and difficult truths to face. Meanwhile, Dr. Nina Gould contends with the latest recruit, the Order of the Black Sun. The past paves the way for the future in this action-packed installment.