Prologue - S3.E6

Oriane has managed to work her way into Caplan’s group as an interpreter. She is bent on vengeance. Caplan has his gun in his hand when the Russians launch an assault on their stakeout. Flashback: five years earlier. A war within police ranks between Rossi/Caplan’s unit and Vibert’s. During an operation, Vibert shoots a suspect in cold blood. Turned in by Caplan, Vibert is sent to prison. Oriane, who is in fact Vibert’s daughter, has been seeking to avenge her father ever since.