When a group of contractors working for the CIA is murdered, Keaton and the team discover the CIA is keeping secrets from the FBI regarding Tal. Shepherd's ex-husband finds out that Hannah has been lying and visiting Shepherd.

When a highly sophisticated Tal operative evades FBI custody and flees to the Swiss embassy, the Cointel team must go under cover. What begins as a smooth counterintelligence operation quickly devolves into a tense hostage situation.