is a prequel series to the long-running NCIS franchise that explores the early career of legendary agent Leroy Jethro Gibbs. Set in 1991, the show follows a young Gibbs as he begins his journey as a special agent at the fledgling NIS (Naval Investigative Service) office at Camp Pendleton. Core Premise and Storyline
Gibbs' mentor and leader of the Camp Pendleton office. NCIS- Origins