SWAT officers discover an elderly couple shot dead in their own home. Flynn's search for Marianna's sister Paloma turns up something, leaving her brother Gus with a hard decision. A police detective, who is privately conducting an investigation of a porn studio, is found murdered in one of the studio's properties. [1], Jonathan Del Arco (Deputy Medical Examiner Dr. Morales) and Robert Gossett (Assistant Chief Russell Taylor), previously recurring cast members, are now series regulars. The team looks into the brutal beating and murder of a supermodel who was. Flynn tries to get up the courage to take the next step in his relationship with Sharon. A former child star, trying to make his comeback in an indie film, is found dead on the streets, where he was researching his role as an addict. The body of a young, recently pregnant woman is found in a storm drain and it's discovered that she had been working a. Just hours after Sanchez attacks his mother’s caregiver, believing he stole from her, the man is found dead. Rusty starts covering the investigation for his journalism class, but he switches to researching the murdered runaway whom the team wasn't able to identify ("Jane Doe #38"; Season 3, Episode 6).
The team investigates when the death of a man goes viral on YouTube. Flynn, Sharon and Rusty review the house together and decide against it.
We need to check your ID. Meanwhile, Rusty receives a threatening letter, triggering DA Rios's demand that he be relocated. The team goes on the trail of a serial killer who lives in the homes of his victims after he murders them. MCD's latest case gets help from ADA Hobbs. Get the latest on Monica Padman on Fandango.
The facts become blurry in a case involving a fatal car crash at a nightclub.
Provenza gives advice to Buzz on how to investigate his father and uncle's murders. But this brother doesn't believe the cops and is convinced he should talk to his brother with a button camera. Meanwhile, Julio Sanchez works to become the legal guardian of Mark Jarvis while Andy Flynn prepares a special surprise for Sharon. Buzz continues working on his father and uncle's murders. On Buzz's first night as a reserve officer, on a ridealong with Flynn and Provenza, he insists on treating the death of a wedding guest in a hotel bathtub as suspicious. So the squad has to pull out all stops to prevent a gang war from starting at the funeral.
Rusty takes advantage of the situation to continue his pursuit of Alice's identity. Monica has 5 jobs listed on their profile. Sharon has a health setback, while Gus has an unexpected reaction to Rusty's semi-solution to their relationship difficulties.
A bullet-holed skeleton is found off a trail in Mulholland and quickly determined to be the remains of a rapist. Chief Taylor, before Sharon kills him in return. Following Stroh's death at Rusty's hands, Julio accepts a promotion and transfer, Buzz gets a chance to go to the police academy and Provenza takes permanent command of MCD. As the team investigates the latest in a series of gang killings, Sykes tries to protect a young eyewitness by not revealing her existence.