Tammy and Carter continue to investigate a suspicious death aboard a COVID-infected humanitarian ship; Pride and the team discover what may be the key to finding the killer; Wade helps a grieving woman.
Pride and the team take on a group of dirty cops when they discover that a murder victim was also a key witness in multiple excessive force cases; Tammy faces the reality of being in a new relationship.
The team continue to investigate the murder of an officer who was about to blow the whistle on police misconduct; Pride must get creative in order to finally get rid of the dirty cops; the mayor asks Pride to join her new task force.
The team investigates a suspicious death and the missing key piece of evidence is a top secret, high-tech battery; Pride and the team realize there could be deadly consequences if it falls into the wrong hands.
When a torpedo hits a fishing trawler at sea, the entire Gulf Coast is in jeopardy as Pride and NCIS race to find the submarine before it can strike again.
A Navy therapist who is working to get justice for victims of sexual assault is murdered; Carter's mother confronts him when he refuses to talk to the FBI for a background check on her behalf.
As Pride and the team continue the investigation of an officer's assault and the murder of her therapist, NCIS zeroes in on a suspect who's been working the system for years; Carter and his mother talk about how they'll move forward after a mistake.
Pride and the team are on the hunt for a kidnapped 14-year-old and discover that her father, who will soon have custody of her, is a radical survivalist living off the grid.
Sebastian's life is in danger when a criminal he put behind bars escapes police custody; Carter is tasked with keeping Sebastian in protective custody; Carter and Hannah's flirtation is fun gossip fodder for Tammy and Sebastian.
After a Molotov cocktail is hurled into Pride's bar, evidence leads him to his old nemesis, Sasha Brousard; Tammy uses her profiling skills on Hannah and Carter with shocking accuracy.
The team investigates the deadly bar bombing and impending criminal turf war involving Sasha Broussard; Pride must come to terms with having Connor in his life; Carter and Hannah work to define their new relationship.
Pride directs the team to link Sasha to the recent attacks in New Orleans; Carter and Tammy search for a stolen highly trained military dog; Pride and Rita make an important decision about their wedding.
Pride and Rita plan their wedding; the FBI arrests Connor in connection to the bar's firebombing.
On the eve of his wedding to Rita -- and Connor leaving for the Witness Protection Program -- Pride must track down who attacked Jimmy and Connor, while he navigates Sasha's ulterior motives regarding her son.
Tammy is convinced that a con man committed the hit-and-run murder of a Navy doctor, even though the evidence shows otherwise; unbeknownst to Hannah, her husband approaches Pride with new intel on an underground spy network.
While Pride remains on probation after his rogue takedown of the corrupt Mayor Hamilton, his team is closely monitored by a strict supervisor; the team must secretly investigate after the FBI takes the lead on a case involving stolen nuclear waste.
An erratic whistleblower who calls Pride her mentor kidnaps him to help her locate a serial killer targeting young women in the Gulf of Mexico.
The team joins forces with FBI Director Isler after a Russian operative with intelligence on sleeper agents disappears; Tammy partners with former sleeper agent Eva Azarova to assist in the disappearance.
The team investigates the copycat murder of an unsolved case from 150 years ago that spawned a legendary ghost story; Gregorio is spooked when the case is connected to a recent séance and a local medium.
Sebastian is placed on administrative leave after being questioned by the FBI about a foot chase; Pride and the team attempt to clear Sebastian's name.
The team investigates after a clinical trial in which brain implants are put into veterans is hacked; Patton must work alongside his ex-wife, who spearheads the project.
Wade's son asks Pride for help after being attacked and discovering his girlfriend is missing; Pride must meet with a therapist to discuss his process for solving cases.
The team investigates the death of a petty officer whom Pride had mentored; Brody searches for a place to call home.
When a Navy lieutenant on liberty dies of bubonic plague, NCIS Special Agent Tony DiNozzo helps the New Orleans team as they try to control a potential outbreak and find the source of the infectious disease.
An armored transport bus crashes, resulting in the escape of four prisoners -- including a black market broker topping the list of national security threats; Pride needs Gibbs' help with a case file full of redactions.
When a Navy SEAL is found dead in a sorority house, the team must determine if his death was related to collegiate foul play or a classified mission; Pride's daughter visits the office.
The investigation into a chief warrant officer's death reveals that his wife has been abducted -- leaving the team with a 22-hour deadline; senior FBI agent Fornell assists with the case.
Amidst Halloween festivities in New Orleans, a Naval Staff Judge Advocate dressed in a costume is found dead in a cemetery; the team debates Halloween costumes and activities.
The team investigate the murder of a Navy Officer assigned as a tech liaison with a private developer; Pride turns the carport into an auto shop.
A murdered petty officer -- with a proposal and an engagement ring -- is found in a Mardi Gras float storage facility; the members of the team are baffled when they cannot locate the victim's girlfriend.
The team reopens a cold case when a stolen Navy-issue gun turns out to belong to a chief petty officer who died 40 years ago; the team makes their annual Thanksgiving dinner together.