A contract killer, after being diagnosed with a fast-moving form of dementia, is presented with the opportunity to redeem himself by saving the life of his estranged adult son. But to do so, he must race against the police closing in on him as well as the ticking clock of his own rapidly deteriorating mind.
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.