Missouri, 1865. Josiah Hedges aka "Edge" returns home from the Civil War to discover his closest comrades-in-arms have betrayed him, sparking a bloody reign of vengeance. A mysterious beauty crosses Edge's path, and together they will uncover a dark conspiracy that extends to the highest ranks of American power.

Samantha Caine is a small-town schoolteacher and mom with no memory of her life before washing up on a beach eight years ago. After a car accident and a violent home invasion trigger flashes of her past, she discovers she used to be a deadly CIA assassin. Teaming up with a wisecracking private investigator, Samantha must return to her old ways to take down the people who tried to erase her.

Expert thief Parker gets a shot at a major heist, but to pull it off he and his team must outsmart a South American dictator, the New York mob, and the world's richest man.