The life of a genius Navy coder employed by Brody's mother, Oliva Brody, hangs in the balance after the heart intended for his transplant is stolen.

The NCIS team partners with several federal agencies to track a sniper who is targeting crowded events in the city. Also, FBI Special Agent Tammy Gregorio arrives to investigate Pride and his team.

Pride faces further backlash from the FBI when he helps former Navy Intelligence Analyst Elvis Bertrand, who is the lead suspect in a multiple homicide case.

After a decorated petty officer is found dead inside a sports arena, evidence leads Pride and the NCIS team to a kidnapping case of a petty officer who was last seen in Mexico.

Sebastian is kidnapped during breakfast with his Mother and forced to use his gaming skills to assist in a prison break.

Pride and his team investigate the crash of a private plane in a bayou, while LaSalle and Percy interview potential replacements for Brody.

The NCIS team reviews unorthodox training exercises after a Navy Seal candidate is found murdered weeks before his graduation. Also, a concerned Wade turns to Pride after her adopted son, Danny, announces his plan to enter the Navy.

The team investigates a sailor's murder during a rowdy motorcycle rally. Meanwhile, Lasalle asks for advice about his personal life from Gregorio.

Pride takes temporary custody of a 9-year-old boy who's the sole witness to the murder of his aunt - a member of the United States Navy Band.

Foul play is suspected when a Marine corporal who is an amateur race car driver has a fatal crash on the track.

When the Coast Guard boards a yacht that is in an area that is used by smugglers, they find the Captain with the crew's waiter who is dead. They try to get him but he resists and kills him. The Coast Guard calls Pride because the yacht belongs to Javier Garcia. Pride thinks Garcia was smuggling something. He calls the FBI to tell them about it and sends LaSalle to help Gregorio. Pride discovers one of the passengers is someone he knows and that she's engaged to Garcia. Instead of arresting the men who took off the yacht what they were bringing in Gregorio decides to follow them instead if arresting them but things don't work out as planned. Isler wants Pride's friend to help them but Pride says it's too dangerous but she agrees to do it.

Sebastian is sent undercover and Patton exercises his former gambling skills, as Pride and the team attempt a dangerous operation to trap Garcia.