"When Billy Reilly vanished, his parents embarked on a desperate search for answers. Was their son's disappearance connected to his mysterious work for the FBI, or was it a personal quest gone wrong? Only when Wall Street Journal reporter Brett Forrest embarks on his own investigation does a picture emerge: of the FBI's exploitation of US citizens through a secretive intelligence program, a young man's lust for adventure within the world's conflicts, and the costs of a rising clash between Moscow and Washington"--