Villanelle agrees to a job which will take her back to London. Carolyn's Moscow contacts come in use when Eve and the Bitter Pill team unravel a potential lead to The Twelve. Konstantin finds himself under pressure from all sides.
Eve is trying to patch things up with Niko; Villanelle receives good news about her upcoming promotion but can't shake the feeling there's still something missing from her life; Dasha seeks a solution to Villanelle's erratic behavior.
As the investigation continues, Carolyn finds out that information is being withheld by those close to her. Eve finds a lead which might bring her closer to Villanelle, but Villanelle has had enough and decides on a different path.