When a navy Admiral's daughter is the prime suspect in double murders aboard a research boat, the team partners with the Coast Guard Investigative Service to work the case. Meanwhile, Lasalle tracks down his estranged brother.
After an NCIS agent is killed during security detail for the Vice Chief of Naval Operations, the team must determine if this was assassination or if someone is targeting one of their own. Meanwhile, Agent Brody is placed under investigation.
A widower lives a simple life with his prejudices and his prize 1972 Gran Torino. After a neighbourhood boy attempts to steal the car, the man finds himself trying to reform the boy and protect him and his family from the gangs in the area.
Christian Wolff is a math savant that becomes a freelance accountant for crime organizations. To appear legitimate, he takes on a legal client, a robotics company. He helps a young accountant clerk investigate a discrepancy, which places them in danger.
After a Petty Officer is found murdered in the midst of Mardi Gras events, the team investigates what parades and parties led to his untimely death. Also, Pride must decide what aspects of his strained relationship with his father he is willing to share.
After a Navy recruiter is the target of a lethal hit and run, the team investigates whether the murder was tied to her career or her role as a foster mother to two brothers. Also, Lasalle grows increasingly concerned for his brother's welfare.