Larisa Polonsky

A stripper claims she was raped at the bachelor party of a prominent businessman. Alicia represents her after the States' Attorney refuses to pursue criminal charges.

When the son of a Russian gangster is killed at his own engagement party, Danny delves into the world of the Russian mob and the family politics that exist. Meanwhile, Erin is thrown into a high-profile corruption case.

When a school nurse notices several injuries on a young girl, the SVU detectives are called in to investigate. A closer look at her family reveals a mother (guest star Hope Davis) struggling to manage the violent outbursts of her nine year old son (guest star Ethan Cutkosky). As the SVU squad and the visiting Dr. Huang (BD Wong) debate an appropriate course of treatment, the situation rapidly explodes into a dangerous standoff. Meanwhile, Detective Amaro (Danny Pino) tries to establish a relationship with his newly discovered son.

Sherlock and Watson consult on a child abduction case involving a serial killer who is nicknamed "The Balloon Man," because he leaves a signature batch of balloons at each of his crime scenes.

Events force Lieutenant Casey to team up with the Intelligence Unit, now run by Voight, who doesn’t appear to have changed his crooked ways after his stint in prison. Shay's excitement at the prospect of becoming a parent grows, while Mills and Dawson face some personal challenges. Meanwhile, the house comes together to support the opening of Molly's.