The chilling true story of a newly married FBI poster boy assigned to an Appalachian mountain town in Kentucky. There he is drawn into an illicit affair with an impoverished local woman who becomes his star informant. She sees in him her means of escape; instead, it's a ticket to disaster for both of them.
While a Mexican revolutionary lies low as a U.S. rodeo clown, the cynical Polish mercenary who tutored the idealistic peasant tells how he and a dedicated female radical fought for the soul of the guerrilla general Paco, as Mexicans threw off repressive government and all-powerful landowners in the 1910s. Tracked by the vengeful Curly, Paco liberates villages, but is tempted by social banditry's treasures, which Kowalski revels in.
Detective Matthias Breecher, hired to track down the worst of the Confederate war criminals, roams the Old West seeking justice. His resolve is tested when he meets a determined pioneer woman who is far more than she seems.
Armed with only one word - Tenet - and fighting for the survival of the entire world, the Protagonist journeys through a twilight world of international espionage on a mission that will unfold in something beyond real time.