At the local state university, two feuding departments have faced off on the battleground of science and medicine. Each carries their views to extremes that may seem absurd, but highly educated people of sound mind and good intentions can reasonably disagree, right? Then a renowned and confrontational scholar winds up dead, and Virgil Flowers is brought in to investigate...and as he probes the recent ideological unrest, he soon comes to realize he's dealing with people who, on this one particular issue, are functionally crazy. 

Pinion, Minnesota: a huge city of all of 700 folks who define the phrase ‘small town’. Nothing has ever happened in Pinion, and nothing ever will...until the mayor of sorts comes up with a scheme to put Pinion on the map. He’s heard of a place where a floating image of the Virgin Mary turned the whole town into a shrine, attracting thousands of curious people and making the townsfolk rich overnight. Why not stage a prank in Pinion and do the same? What could go wrong? And then a dead body shows up. 

Bonnie and Clyde, they thought. And what's-his-name, the sidekick. Three teenagers with dead-end lives, and chips on their shoulders, and guns. As their crime spree cuts a swathe through Minnesota, captured on the killers' cell phones, and sent to a local television station, Investigator Virgil Flowers joins the growing army of cops trying to catch them. But even he doesn't realise what's about to happen next.

The daughter of a US Senator is monitoring her social media presence when she finds a picture of herself on a strange blog. And there are other pictures...of the children of other influential Washington politicians, walking or standing outside their schools, each identified by name. Surrounding the photos are texts of vicious political rants from a motley variety of radical groups. It's obviously alarming - is there an unstable extremist tracking the loved ones of powerful politicians with deadly intent? But when the FBI is called in, there isn't much the feds can do.

Lucas Davenport's first case as a US marshal sends him into uncharted territory in the thrilling new novel in the number one New York Times best-selling series. Thanks to some very influential people whose lives he saved, Lucas is no longer working for the Minnesota Bureau of Criminal Apprehension but for the US Marshals Service, and with unusual scope. He gets to pick his own cases, whatever they are, wherever they lead him.