Special Agent Pride opens his bar to the public with a Fat Tuesday party, but the celebration is cut short when he and Mayor Douglas Hamilton are both kidnapped from their respective Mardi Gras events and held hostage by an unknown assailant.

After tracking stolen Navy TNT to a cocaine warehouse, Special Agent Pride and the NCIS team uncovers a domestic drug ring that is producing their own cocaine and headed by Sonja's childhood friend, Marion Watkins