Reeling from his father’s murder, Parker goes to extreme lengths to hunt down the woman he holds responsible, mob boss Carla Marino, jeopardizing not only his own future but the team’s.

Parker’s pursuit of vengeance for his father’s murder could have deadly consequences, while his sister, Navy vice admiral Harriet Parker, faces an impossible choice.

When a petty officer’s death is connected to a blackmail investigation, the team is forced to work with Special Agent Sawyer on the case, which takes a terrifying turn for Torres. Meanwhile, Knight is offered an opportunity to train with NCIS Elite.

The cold case of a small-town death of a naval officer in the ‘90s is unexpectedly re-opened in the present day, sending the team on a manhunt for justice. A conclusion to the crossover that starts on S2E5 of ‘NCIS: Origins’.