A woman trapped in a relationship with a violent and controlling man manages to escape, but after he appears to stage his own suicide, she gets terrorized.
When a teenage boy receives an exotic new pet and breaks the rules that came with it, it quickly multiplies, spawning violent offspring that terrorize the town.
Cute little Gizmo the Mogwai has become part of a genetics experiment and an evil scientist has created a new Gremlin culture that has plans of its own.
While Sam and Deeks are recovering from their traumatic torture, lives are in jeopardy as the rest of the NCIS team must search for stolen nuclear weapons.
Hetty calls Nate Getz to help Sam and Deeks cope with their trauma and return to the field; the team investigates the death of an Admiral and a journalist.
The NCIS team must find the culprit responsible for compromising a vaccine project from a local biotech company; Deeks struggles with emotions as he returns.