Ex-FBI agent Steve Vail navigates a maze of hidden codes and brain-teasing puzzles to stay hot on the trail of a band of Russian spies in this breathtaking follow-up to his New York Times bestselli
An officer at the Russian embassy?a man known as Calculus?has approached the FBI offering to sell a list of Americans who are giving confidential information to the Russian SVR. But before a deal can
Ex-FBI agent Steve Vail navigates a maze of hidden codes and brain-teasing puzzles to stay hot on the trail of a band of Russian spies in this breathtaking follow-up to his New York Times bestselling
Someone gives you a dangerous puzzle to solve, one that may kill you or someone else, and you're about to fail. . . . And there is no other option. No one who can help. No one but the Bricklayer. T
People are dying . . . Each victim has been a thorn in the side of the FBI, and, inexplicably, domestic terrorists who claim to be anti-Bureau are claiming responsibility?and threatening more murders
Someone gives you a dangerous puzzle to solve, one that may kill you or someone else, and you're about to fail. . . . And there is no other option. No one who can help. No one but the Bricklayer.
