When oil is discovered in 1920s Oklahoma under Osage Nation land, the Osage people are murdered one by one—until the FBI steps in to unravel the mystery.
In a world divided into factions based on personality types, Tris learns that she's been classified as Divergent and won't fit in. When she discovers a plot to destroy Divergents, Tris and the mysterious Four must find out what makes Divergents dangerous before it's too late.