Episode 1
Retired Marine sniper Bob Lee Swagger is recruited by his former commander to stop an assassination of the president; and FBI agent Nadine Memphis investigates potential assassins.
Episode 2
Bob Lee tries to protect his family while incarcerated; and Isaac aims to silence him. In other events, Nadine contacts Bob Lee's wife, Julie, who's dealing with the backlash against her family.
Episode 3
Bob Lee reaches out to Nadine while evading his pursuers; and Isaac juggles his double life while trying to find Bob Lee.
Episode 4
Bob Lee plans his next moves; and Isaac ties up loose ends. In other events, Nadine investigates the Ukrainian connection.
Episode 5
Bob Lee locates the bullet from the assassination, which leads him to a radical militia group and Isaac; and Nadine is locked in a deadly game of cat and mouse with Payne.
Episode 6
Bob Lee tracks down his former instructor, who he hopes will help him find the shooter; Nadine interrogates Payne; Isaac realizes that he's in over his head; and a reporter makes Julie an offer.
Episode 7
Bob Lee travels across the country in order to find the shooter; Julie deals with a family betrayal; Nadine contacts a Ukrainian reporter who can explain the conspiracy; and Isaac questions his allegiance.
Episode 8
Bob Lee and Nadine plot to secure evidence that could expose the conspiracy. Isaac searches for an exit strategy. Payne tries to flee. Julie and Mary are in danger.
Episode 9
Bob Lee negotiates an exchange in order to save his family; Nadine juggles her allegiances to Bob Lee and the FBI; and Isaac strikes a deal for his freedom.
Episode 10
Bob Lee, Julie, Nadine and Isaac work together to breach the Russian embassy, save Mary, shut down the conspiracy and prove Bob Lee innocent.