After a six-year-old boy dies in a school shooting, detectives trace the gun used back to a white supremacist's gun shop. Munch and Tutuola both face hatred and prejudice from the major suspects in the case, but their investigation soon takes them from the man who pulled the trigger back to the gun shop owner, who makes no bones about his hatred of anyone who isn't white.

After a third young teen is found dead, a paw print tattoo on her lower back, Stabler and Beck investigate the tattoo, which leads them to Broder House, a foster home for young girls. They learn that Chantal was one of a number of girls who had ended up working the streets for a man named Victor. Stabler warns Beck that she can't get emotionally involved in every case, but the two work together to bring down Victor, relying on one of his girls to get the evidence that they need.

When a polygamist's wife is murdered, he believes it's related to a recent criminal case he was testifying in, but detectives believe it may be connected to his culture.

Fin's investigation into three little girl's deaths takes him into the world of immigration, anchor babies, a grassroots opposition movement, a radio talk show host who fans the hatred, and an immigration rights attorney who is somehow tied up in everything.

Detectives Benson and Stabler arrive on the scene where a woman is found dead in Bethesda Fountain. When her squeaky clean image doesn’t match up with her promiscuous actions on the night of her murder, ADA Mikka Von encourages the cops to dig deeper into her past.

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.