was conditioned as a child to become an operative. She was in prison for being a prostitute and was cellmates with Anna. Their escape made it obvious there was more to her that meets the eye. In the season 10 episode "No More Secrets", she helps Anna to track Russian asset Pavel Volkoff. In love with Anna after they were together in prison, she later grows obsessed with Callen when he begins dating her. She develops deepfakes of him to mess with him and later to interfere in agency operations. She uses other women trained in the same institute multiple times to get near Callen and Anna. In the season 12 episodes "Red Rover, Red Rover" and "The Noble Maidens", she orders the abduction of Joelle and then uses her to lure out, capture and imprison of Anna who is later rescued by the team. Frustrated with NCIS inability to stop her, Callen enlists Joelle's help to track Katya who has undergone plastic surgery in order to change her appearance. When he discovers that Dr. Howard Pembrook, who ran both the Soviet and the American child conditioning programs, is still alive, he surmises that Katya wants to take revenge on him. In "Down The Rabbit Hole" (season 13), Katya reveals that she has created deepfakes of the other team members as well to manipulate their investigations. She uses her resources to trick Callen into a trap to capture him and uses further deepfakes in order to throw the team from her trail and to torture him and the team with deepfaked videos. Katya soon learn that he knew where Pembrook is but decided to kill Callen because he took Anna. She is shot and killed by Joelle while waiting for the bomb she put in Callen's prison to explode, while Callen was rescued. Other characters Lara Macy Special Agent Lara Macy (portrayed by Louise Lombard) does not appear on NCIS: Los Angeles, but was introduced as Hetty's predecessor as OSP Operations Manager in the back-door pilot "Legend" on NCIS. She was a former USMC Lieutenant working as a military police officer, and almost two decades earlier had investigated then-USMC Gunnery Sergeant Leroy Jethro Gibbs' role in the murder of Mexican drug lord Pedro Hernandez. Due to the past investigation, their relationship was volatile until the OSP's operational psychologist Nate Getz revealed to Gibbs that Macy had been protecting him for