Jeannine Kaspar

When a man is found castrated and left for dead, Rollins (Kelli Giddish) and Carisi (Peter Scanavino) uncover three female suspects with possible motives. Meanwhile, Langan (guest star Peter Hermann) brings devastating news for Benson (Mariska Hargitay).

A string of burglaries hits close to home for Murtaugh when one occurs in his own neighborhood, and it gets just as personal for Riggs when another break-in ends in a casualty. Meanwhile, Roger Junior connects with an old friend who might be twisted up in some criminal action of his own.

A break-in threatens the security of the first witnesses Mary and Marshall handled together, prompting flash backs to the way Mary joined WitSec. Guest starring Allison Janney, Tess Harper, Josh Cooke, Jeannine Kaspar and Joshua Malina.

A television critic gives Sean a dose of the ugly side of Hollywood.

Tragedy strikes the McNamara/Troy family after Julia learns what has caused her ill health.