When a covert communication is intercepted, Jack Bunker and the town leaders of Clearwater swing into action to uncover the secret behind its deadly intent. However, before their defenses can be fortified and the threat neutralized, a ruthless faction gains a foothold, turning to kidnapping and torture for control. As the body count rises, Bunker is forced to summon a part of himself he loathes in order to save everyone he cares about. But rescuing his friends won't be easy, not when he's captured by the insurgents who focus their attention on his mysterious past with extreme prejudice.