Ex-military policeman Jack Reacher is a drifter. He’s just passing through Margrave, Georgia, and in less than an hour, he’s arrested for murder. Not much of a welcome. All Reacher knows is that he didn’t kill anybody. At least not here. Not lately. But he doesn’t stand a chance of convincing anyone. Not in Margrave, Georgia. Not a chance in hell.

Los Angeles County Sheriff’s Detective Stilwell has been "exiled" to a low-key post policing rustic Catalina Island, after department politics drove him off a homicide desk on the mainland. But while following up the usual drunk-and-disorderlies and petty thefts that come with his new territory, Detective Stilwell gets a report of a body found wrapped in plastic and weighed down at the bottom of the harbor. Crossing all lines of protocol and jurisdiction, he starts doggedly working the case.

The "maddog" murderer who is terrorizing the Twin Cities is two things: insane and extremely intelligent. He kills for the pleasure of it and thoroughly enjoys placing elaborate obstacles to keep police befuddled. Each clever move he makes is another point of pride. But when the brilliant Lieutenant Lucas Davenport, a dedicated cop and a serial killer's worst nightmare, is brought in to take up the investigation, the maddog suddenly has an adversary worthy of his genius.

Every day without fail, Travis Devine puts on a cheap suit, grabs his faux-leather briefcase, and boards the 6:20 commuter train to Manhattan, where he works as an entry-level analyst at the city’s most prestigious investment firm. In the mornings, he gazes out the train window at the lavish homes of the uberwealthy, dreaming about joining their ranks. In the evenings, he listens to the fiscal news on his phone, already preparing for the next grueling day in the cutthroat realm of finance. Then one morning Devine’s tedious routine is shattered by an anonymous email: She is dead.

Evan Smoak is a man with skills, resources, and a personal mission to help those with nowhere else to turn. He’s also a man with a dangerous past. Chosen as a child, he was raised and trained as an Orphan, an off-the-books black box program designed to create the perfect deniable intelligence asset: An assassin. Evan was Orphan X - until he broke with the program and used everything he learned to disappear. But now someone is on his tail.