Lyndsay Kimball

As Benson and Carisi put a vengeful crime boss on trial, Fin tries to help a woman who was drugged and left for dead; Velasco takes drastic action to get information from a witness.

After thousands of classified government files are stolen, the NCIS team searches for an underground group of hackers who were co-founded by Elvis Bertrand, Pride's old contact.

McCall races to find a woman kidnapped by a serial killer whose past crimes went undetected because the victims were from marginalized communities; trouble arises for McCall when her vigilante activity puts her on a district attorney's radar.

McAlary and Desautel spend New Year's Eve together; Batiste gets a movie job; LaDonna comforts Lambreaux; Colson offers to testify.