A grieving Eve learns about the apparent existence of a mole, while Villanelle and two other assassins are tasked with killing a member of British intelligence.
When a Russian politician is murdered, a bored MI5 security officer is tasked with protecting the only witness and soon finds herself on a collision course with a violent and extraordinary assassin.
Eve is given the opportunity to lead a secret MI6 unit tasked with tracking down Villanelle, who is becoming increasingly reckless, much to the discomfort of her bosses.
Eve is reeling from her act of violence against Villanelle and doesn't know whether she is alive or dead. A paranoid and injured Villanelle manages to get herself to the hospital for treatment. Carolyn approaches Eve with an opportunity.