From the #1 New York Times bestselling author of Vince Flynn

Bright young and ambitious Quinn Barry desperately wants to be an FBI agent even as she programs databases in the basement of the J. Edgar Hoover Building. But Quinns career -- and her life -- are about to change wildly. Testing a new program Quinns computer savvy turns up a mysterious DNA link among five gruesome murders. A link that the old FBI system had been carefully programmed to miss. A link that nearly costs Quinn her job and soon her life...Pitted against a conspiracy of unimaginable proportions Quinn will match wits against powerful government forces that will use any means necessary to keep their dirty secrets hidden -- secrets that will land her in the clutches of a sadistic brilliant madman who holds the key to it all.