While Pride remains on probation six weeks after his rogue takedown of the corrupt Mayor Hamilton, his team is closely monitored by Supervisory Special Agent Paula Boyd. Also, when the FBI arrives to run lead on a case involving a stolen big rig of nuclear waste, the team must secretly investigate from the sidelines.

The NCIS team investigates the copycat murder of an unsolved case from 150 years ago that spawned a legendary New Orleans ghost story. Meanwhile, Gregorio gets spooked when the case is connected to a recent séance and a local medium.

Sebastian is placed on administrative leave after his response in a foot chase to apprehend a high-value fugitive is questioned by the FBI. Meanwhile, Pride and the team continue to track the target and try to clear Sebastian’s name.

The murder of a petty officer leads Pride and his team to a mysterious woman who is targeting men with high security clearance. Also, Lasalle’s father, Beau, arrives in town to discuss the family business.

Wade’s son, Danny, calls Pride for help after he’s attacked at his girlfriend’s house and she is now missing. Also, the director of NCIS mandates that Pride meet with a therapist to discuss his process for solving cases.