NCIS investigates the death of a man on a cruise ship whose body is discovered in the ship's sauna by none other than McGee's mother-in-law, Judy.

As NCIS investigates the cause of death of a reservist Navy SEAL surgeon, they're forced to bring Vance's daughter to help with a highly dangerous mission.

NCIS investigates the unexpected death of a Navy reservist who was an investigative journalist. Also, Knight and Jimmy’s budding romance is put on hold when a vital organ transfer goes fatally wrong.

When a dead body is found at an ancient burial site that is thought to be cursed, the team tries to determine the motive and the symbolism behind the crime. Also, as Torres continues therapy with Dr. Grace, he discovers that their lives are in danger.

Agent Knight goes viral for saving a mother and child from a potentially fatal car accident.