For nearly two decades, an elusive bomber terrorized the nation, sending meticulously crafted devices that killed and maimed unsuspecting victims. This documentary uncovers the intense, 17-year manhunt by the FBI to identify and capture the man known as the Unabomber. From the first crude bomb in 1978 to the sophisticated, deadly explosions that followed, see how investigators pieced together clues, battling against a brilliant and increasingly dangerous mind. Witness the turning points, including the discovery of the bomber's infamous "FC" initials and the desperate decision to publish his anti-technology manifesto. Experience the dramatic moment a brother's agonizing realization provided the crucial lead that exposed the Unabomber's true identity.