After more of his friends fall victim, Reacher forges an uneasy alliance with a dogged detective, and their only clue in the case leads the 110th to a troubling discovery.

As the team close in on Langston, two members of the 110th face danger, compelling Reacher to devise a dangerous plan to rescue them.

Reacher and Neagley make a final desperate attempt to save O’Donnell and Dixon, stop A.M. and avenge their friends’ murder.