I From the#1 bestselling author, a stunning new novel of secrets, mayhem, and murder. FBI Special Agent Jackson Crowne is flying his Cessna over the Appalachians, with a very important passenger: renowned psychiatrist Dr. Timothy MacLean; their destination is Washington, D.C. Upon their arrival, the FBI will protect the doctor - and ascertain just who wants him dead. But they don't make it. In San Francisco, married FBI Special Agents Dillon Savich and Lacey Sherlock take an early morning phone call from their supervisor, Jimmy Maitland. Maitland received a Mayday from Jackson in the mountains near Parlow, Kentucky, and sends Savich and Sherlock to see what's happened.