Episode 1 | Rogue

The team investigates a car explosion with a connection to an agent who went missing six months earlier; Gibbs asks NCIS Special Agent Alex Quinn to shadow his team.

Episode 2 | Being Bad

Torres and Quinn adjust to life on Gibbs' team while investigating a death at a High School reunion.

Episode 3 | Privileged Information

A marine sergeant falls from a building, it appears she attempted suicide, but her psychiatrist, Dr Grace Confalone, urges Gibbs to investigate her attempted murder.

Episode 4 | Love Boat

Gibbs, Quinn and Palmer head out to sea when the body of a navy lieutenant is found on a destroyer during a tiger cruise.

Episode 5 | Philly

Gibbs sends Bishop and Quinn to Philadelphia to work with MI-6 Officer Clayton Reeves on the murder case of a British operative. Meanwhile, Quinn deals with the NCIS case that caused her to leave the field.

Episode 6 | Shell Game

When a petty officer escapes from her kidnapper, the team finds a connection to her missing husband.

Episode 7 | Home of the Brave

Torres breaks protocol when he identifies a suspect that is wanted by ICE; Abby, McGee, and Bishop try to woo Anthony DiNozzo, Sr. Into subletting his son's apartment.

Episode 8 | Enemy Combatant

Bishop questions her previous work at the NSA when she's sent to Gitmo to collect evidence for a Navy chaplain murder case. In the meantime, her brothers visit for Thanksgiving and want to know from her co-workers who she's dating.

Episode 9 | Pay to Play

The team investigates threats against Congresswoman Jenna Flemming, while Vance oversees temporary protection detail.

Episode 10 | The Tie That Binds

Ducky looks back on a choice he made 37 years ago when evidence in the murder of a Navy captain is linked to his dead mother.

Episode 11 | Willoughby

The team searches for new leads when an undercover mission to apprehend a businessman who's committing acts of terrorism to manipulate the stock market is compromised.

Episode 12 | Off the Grid

When Gibbs spots the brother of a Most Wanted suspect, he assumes an old alias and goes undercover with their anti-government militia.

Episode 13 | Keep Going

During a hit-and-run investigation, Palmer tries to prevent a stranger from jumping off the ledge of a building.

Episode 14 | Nonstop

The team partner with "The Sherlocks" - one of whom is Anthony DiNozzo, Sr. - to investigate the murder of a petty officer outside D.C.

Episode 15 | Pandora's Box, Part I

When Abby's homeland security think tank is compromised, the team realizes that a theoretical terror playbook has been stolen.

Episode 16 | A Many Splendored Thing

Bishop is more determined to avenge her boyfriend's murder when the team finds a new lead in the Chen case. In the meantime, Torres teaches his fellow agents the art of pick-pocketing.

Episode 17 | What Lies Above

McGee's apartment is torn apart by a robber looking for a valuable item hidden by the previous tenant, a convicted criminal.

Episode 18 | M.I.A.

To honor a sailor's dying wish, the team reopens a murder case that was originally ruled an accidental death.

Episode 19 | The Wall

The team must rely on an irritable Vietnam War veteran to solve a Marine's murder.

Episode 20 | A Bowl of Cherries

McGee and the team race to find the hacker responsible for infecting a vice admiral's laptop with ransomware.

Episode 21 | One Book, Two Covers

The murder of a Marine is linked to an old dirt bike gang Torres joined while undercover.

Episode 22 | Beastmaster

The team partners with the Mounted Police to solve a series of murders in a National Park.

Episode 23 | Something Blue

The stress of McGee and Delilah's upcoming wedding lands Delilah in the hospital; the NCIS team investigates the mysterious death of a healthy, young petty officer aboard a Navy destroyer.

Episode 24 | Rendezvous

Gibbs, McGee and Torres travel to a remote area of Paraguay, controlled by a violent group of rebels, in an attempt to locate a missing Navy Seal who disappeared during an unsanctioned trip.