With his retirement from the CIA imminent, Luke prepares for his next adventure, but revelations at home and an urgent matter at work upend his plans.

Forced to team up in order to take down Boro, Luke and Emma realize their newly strained relationship is only the start of their problems.

The team goes from averting an international crisis to seeking sensitive intel in Moldova, where Emma offers to lure a target when complications arise.

After receiving reassurance from Luke, Emma comes home to a startling surprise. In Greece, the team takes on a risky mission to break out a trusted ally.

Amid a devastating family emergency, Luke finds the lines of his double life becoming blurry as he deals with a distracted Emma and a demanding Boro.

Barry and Tina infiltrate a private, high-stakes card game in hopes of inching closer to Boro. Emotions boil over when the team gets trapped in a bunker.

While closing in on Boro, Luke and Emma juggle relationship drama and a highly delicate situation. A life-or-passing matter forces Roo to find a release.

With the clock ticking, Luke and Emma make tough choices to finish the mission and stay alive. A big day for the Brunner family spirals out of control.