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.

When an abandoned baby is found on playground, Detectives Benson and Stabler go in search of the child's caregiver. Upon meeting the nanny and her boyfriend, Ken Turner, they soon realize that he is also engaged to the baby's adoptive mother, Dede Aston. As the detectives dig deeper into Turner's malevolent past, they realize that the law may be on his side.