Reacher confronts his nemesis, Quinn, who suffers from amnesia, unaware of their past conflict. As Reacher maintains his undercover role with Zachary Beck, his cover is jeopardized, leading to a perilous escape. Meanwhile, Quinn's ruthless tactics intensify, endangering Beck's family and prompting Reacher and Agent Duffy to pursue leads on Teresa's whereabouts, culminating in a fiery confrontation that propels them toward Los Angeles.