A battered young boy suffocates while hiding in the luggage compartment of an airport shuttle bus and it leads the detectives to his guardian and into the investigation of a perverted child molestation ring.

An infant ingests pure cocaine disguised in baby formula, uncovering a complicated narcotics ring with unlikely participants and the entire squad goes undercover to flush them out.

Stabler ends out being out of commission after a perpetrator high on PCP throws him through a window at the station, so Benson teams up with Munch and Tutuola to investigate a mysterious packet of photos. The photographs lead them to both a suspected child pornographer and a junkie burgler, but after Benson takes ill during the investigation, the team realises that there is more than child pornography at stake as their investigation soon reveals that Seth Millstead wasn't into little boys at all, but had been using the tenants of the apartment building in an experiment for a new pesticide.

When a pediatrician convicted of abusing patients is found dead, Stabler and Benson investigate and soon find ADA Cabot has a reason for becoming involved in the case.

A teenage girl who sent text messages containing nude pictures of herself is found beaten up. She next faces a harsh sentence from a judge after being arrested for producing and distributing child pornography.

A woman who has been raped multiple times is afraid to leave her house. The issue of unopened rape kits will see Detective Olivia Benson travel from New York City to Los Angeles.

A young boy is found dead on a park carousel after being dropped off by his uncle Joe Gilbert. When Detectives Benson and Stabler learn that the boy was beaten to death they suspect that it could be the result of a bully at school. The investigation leads to an unsettling gambling ring. Detectives suspect that Gilbert's acquaintance, Joe Roberts is beating his wife Sandra and the case takes a horrifying turn.

When a young girl is found dead with a doll that is believed to have been left as a totem, detectives Benson and Stabler team up with Captain Jackson, a psychologist who assisted them with a recent case, to investigate her murder. Jackson joins the detectives as they retrace the girl’s last steps and go to meet with her piano teacher June Frye. Jackson’s skills prove to be invaluable in deciphering the meaning of the totem and ultimately finding her killer.