When a man is found castrated and left for dead, Rollins and Carisi uncover three female suspects who have possible motives; Langan gives devastating news to Benson.
A string of burglaries hits close to home for Murtaugh when one of them occurs in his own backyard and another break-in results in a casualty.
A TV critic reviews Sean; Matt experiences a special bond with Christian's patient; the cause of Julia's ailing health is revealed.
Tragedy strikes the office when Julia learns what has caused her illness; a visitor from Christian's past brings revealing news; Sean finds fame to be more trouble than it is worth.
A break in threatens the security of the first witnesses Mary and Marshall handled together, prompting flash backs to the way Mary joined WitSec.