A case soon becomes personal for Pride after the body of a Petty Officer is identified as a former gang member he once attempted to help. Brody attempts to find the perfect place to call home in New Orleans.

New Orleans is decorated for Halloween as the team investigate the murder of a Naval Staff Judge Advocate discovered in a cemetery dressed in a Victorian costume with puncture wounds on her neck.

A stolen Navy-issue gun appears to belong to a petty officer who died 40 years ago, meaning the team have to re-open a cold case. The team celebrate Thanksgiving.

To send a message to Pride, Baitfish murders someone close to the NCIS team, prompting a citywide manhunt for the elusive criminal.

Pride (Scott Bakula) suspects a mole among the ranks as NCIS and local law enforcement continue to track the Broussard Syndicate after new intelligence suggests a breach at the ports.

The team’s participation in the annual Red Dress Run is cut short when a Petty Officer is found dead in the French Quarter from a drug overdose.

A Mardi Gras party at Pride's bar ends up being cut short after he and Mayor Douglas Hamilton are abducted by some unknown assailants.

The NCIS team partners with several federal agencies to track a sniper who is targeting crowded events in the city. Also, FBI Special Agent Tammy Gregorio arrives to investigate Pride and his team.

The NCIS team reviews unorthodox training exercises after a Navy Seal candidate is found murdered weeks before his graduation. Also, a concerned Wade turns to Pride after her adopted son, Danny, announces his plan to enter the Navy.

Sebastian is sent undercover and Patton exercises his former gambling skills, as Pride and the team attempt a dangerous operation to trap Garcia.

After thousands of classified government files are stolen, the NCIS team searches for an underground group of hackers co-founded by Pride’s old contact, Elvis Bertrand, who are known for exposing corruption among prominent people in New Orleans. Also, Sebastian joins the team as a newly minted NCIS Special Agent.

A highly credentialed and skilled special ops marine sends Pride and the NCIS team on a city-wide manhunt after he assaults six men in a bar.

While investigating a deadly accident at a naval base, NCIS discovers a unit of Seabees was poisoned with a contagious super virus leaving the rest of the base and the entire city of New Orleans at risk for a catastrophic outbreak. Also, during the autopsy, Wade is infected with the virus and given hours to live if an antidote can’t be found.

While Pride listens in on a wiretap of Mayor Hamilton, the NCIS team investigates a train heist of hundreds of Navy weapons,

After the Belle Chase Navy Chaplain and pastor at Clearwater Baptist is murdered, Pride believes he found a connection between Mayor Hamilton and the illegal activity taking place in the city of Clearwater. Also, Percy continues to face repercussions of her choices on a previous case.

After Pride is spotted tracking one of Mayor Hamilton’s accomplices, the suspect opens fire on a crowded street before disappearing.

Unable to trust anyone in New Orleans, the NCIS team calls in FBI Assistant Director Isler to help expose and stop the sinister scheme Mayor Hamilton has planned for the residents of Clearwater. Season Finale.

After Rita Deveraux tells Pride that Douglas Hamilton is about to make a deal to get out of prison, Pride and the team rehash the Clearwater case in hopes of locating his mystery partner and spoiling his bargaining chip.