A victim's body is found frozen in the back of a food truck, which sends the team on an investigative journey into the competitive world of food trucks.
Gibbs and Fornell reach an apex in their crusade for justice for Emily; Gibbs and Vance allow the team to work on a case with possibly dangerous implications.
Torres is led to see his father, whom he has not visited since childhood, due to certain pieces of evidence in a case about a Marine sergeant's stabbing.
Gibbs gets ready to testify against financial advisor who is accused of stealing millions of dollars from his clients while the team investigates a murder case.
The sole survivor of the NCIS Regional Enforcement Action Capabilities Training Team helps the team investigate an explosion that killed her teammates.
Bishop is implicated in being involved in an old NSA leak; Gibbs and Marcie notice that the murderer they are following could be aware of what they are doing.
The team sets off on a desperate search for Gibbs after they discover the wreckage of his boat and discover that he was looking for a dangerous serial killer.
Parker and Gibbs set off to search for a serial killer's victim; Agent Knight investigates a manufacturing company connected to the murders by going undercover.
The BAU investigates when two victims turn up dead, and they find the UnSub they are looking for may be obsessed with using humans for medical experiments.
The BAU searches for an UnSub who may be using a taxi or ride-share service to draw in their targets and then dropping their dead bodies off in public areas.
The BAU searches for an UnSub who is killing people and leaving their dead bodies inside truck stop bathrooms across highway routes along the Southern states.
The team investigates a man who pretended to be Lasalle and the prisoner whom he tried to get freed from jail; Pride's daughter comes for surprise visit.
Racial tensions surge when a black Navy officer is shot by a white police officer who believed the victim was carrying a weapon at a busy street party.
The team follows people who were close to a murdered Navy officer; Hannah learns to deal with the relationship her daughter is sharing with her ex's girlfriend.
Sebastian is left injured trying to stop a kidnapping and the team rushes to find the captors; the team gets to observe Agent Carter's life outside of work.