When a hotshot financial adviser is found shot at a naval station, NCIS investigates the case by interviewing the victim's 3D hologram of herself, which she created before her death.
John is settling in as one of Virginia's rangers when a mysterious death sends him on an investigation that makes him question everything he thought about himself.
Virginia forces Alicia and Strand to clear an unusual walker threat, where an encounter with a new ally gives Strand an idea that could be the key to their freedom.
Benny defends a whistle-blowing army analyst who has been court-martialled, and Marissa forces the office to work without its usual technology to avoid being hacked during the case.
Logan's motives are revealed. Sarah, Dwight, and Luciana negotiate for the sake of the mission. Meanwhile, Strand and Alicia race to the aid of a new survivor in a familiar place. A dangerous threat emerges.