S12, E11: A young boy is found dead on a park carousel after being dropped off by his uncle Joe Gilbert (guest star James Carpinello). When Detectives Benson (Mariska Hargitay) and Stabler (Christopher Meloni) 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 Gilberts acquaintance, Joe Roberts is beating his wife Sandra (guest star Drea de Matteo) and the case takes a horrifying turn.