Natalia del Riego

Officer Nolan and the entire team are in a desperate search to rescue Officer Chen after her abduction; Officer Lopez discovers Wesley unconscious from a dangerous cocktail of alcohol and pills.

When a Marine falls ill during a training mission due to an attack by a genetic weapon, the NCIS must track down the person responsible for unleashing it. Also, Deeks struggles with balancing work and home life when Rosa comes down with the flu.

The NCIS team searches for a suspect and their motive following the bombing of a large facility where military combat drones are assembled. Also, Callen and Kilbride get troubling news about a body found in Syria.

NCIS is called to investigate when a woman is seen fleeing the scene of her husband's murder. Also, Roberta Deeks (Pamela Reed) comes into town to meet Rosa, and Sam looks for another aide for his father.

When Sam's friend Tom Olsen finds himself being hunted down by enemies from his past, the NCIS team must find out who is after him.