Pride must cut his vacation short when Hannah is suspended for breaking protocol during a joint investigation with the FBI.

A Navy pilot says she saw an unidentified object prior to a private plane crash; Pride suffers from insomnia and nightmares as a result of being kidnapped and drugged last year.

Pride travels to New York City after new DNA evidence is linked to a 20-year-old cold case from his past.

The team uncovers a sinister plot by a private detention center contracted by the government to house undocumented immigrants; Lasalle and Sebastian travel to Alabama to search for Lasalle's missing brother.

Navy Lieutenant Max Landry asks the New Orleans field office for help when he suspects his girlfriend is a spy. Also, Lasalle faces another devastating dead end as he searches for his brother's last known whereabouts.

LaSalle works for justice in his brothers murder by tracking a drug ring in Alabama he believes is responsible; While assisting with the case Pride crosses paths with an elusive individual who knows more than he is sharing.

A gas explosion at a movie theater, is investigated by the team. They discover a hacker is involved, and there is a strong possibility of further explosions, so they shift into high gear on the hunt, while still mourning LaSalle's death.

Sebastian is assigned to protect a dignitary's son but he disappears from a concert so he asks the team to help find him.

When LaSalle's accused killer, Eddie Barrett, is released after providing an alibi witness, Pride and his team continue to gather evidence and discover Barrett controls an armed cult.

Pride is cut off from the team and backed into a corner after the investigation into Eddie Barrett (Eddie Cahill) uncovers a malicious plot.

The team is concerned when Sebastian becomes unreachable while undercover as a new recruit.

Tammy must protect Rachel (Lillian Carrier), a research-obsessed teenage girl, after her father is shot in their home, while the rest of the team searches for a motive.

When a man impersonating Lasalle attempts to free a young woman from jail, the team investigates both the imposter and the prisoner. Also, Pride's daughter pays him a surprise visit.

Racial tensions rise in New Orleans when a white NOPD officer shoots a black Navy officer he believed was armed in the middle of a busy street party.

When a Navy sailor is found dead, the team tracks the suspicious movements of people in his life prior to his death. Also, Hannah comes to terms with her daughter's relationship with her ex's new girlfriend, Veronica (Katie Rose Clark).

When Sebastian is injured while unsuccessfully trying to prevent a kidnapping, NCIS races to find the missing woman and her abductors. Also, the team gets a peek into Agent Carter's personal life.

The team investigates a body found in a swamp. Pride's ex-wife comes to town. Hannah investigates deputy director Van Cleef.