The murder of an adolescent girl from Mexico, found dead in the Los Angeles River, proves difficult and painful for Brenda and her team. At first, a known sex-offender seems the likely candidate, but questions arise about why the girl and her mother were brought to the US, leading the investigation in another direction. Soon, the girl's backpack suggests the girl's uncle or the family for whom the mother worked may have been involved, A search of the house suggests one of the family is the murderer, but which one? An end-run by the family, determined to protect the killer, takes Brenda to Mexico, where she must use all her resources, Fritz and Mexican law to finally bring the killer to justice. The usually cantankerous Dr. Crippen shows his softer side as he briefs Brenda following the autopsy, in a scene representative of the way in which the violent death of a child impacts the police.

Foul play puts Wildfire in danger and sets Matt & Kris on a hunt for the culprit. Matt's troubles go from bad to worse when a gambling debt makes him part with a prized possession. And Dani gets unexpected support from Junior when she needs it most. In turn, she does something that surprises everyone, even herself.

Tony visits the state of New Jersey. He takes us on a trip through his birthplace trying to dispel some common misconceptions of the garden state. We learn about the Sopranos and other NJ landmarks as Tony reminisces.

TONIGHT: Star of "The 40-Year-Old Virgin," Paul Rudd! Plus, the first installment of "Indecision 2008."

In conclusion to the battle between a captian and a quincy, Ishida must unleash a power that threatens to lose all of his quincy powers!