Follows the Major Case Response Team (MCRT for short) of the Naval Criminal Investigative Servic (also known as NCIS) as they investigate criminal cases connected to the US Navy and Marines Corps personnel and their families.

Vision is faced with many challenges while trying to regain his memory and humanity.

Matthew and Woody have been best friends for years, but a shocking family secret suggests their connection might be closer.

Follows a young Leroy Jethro Gibbs as he starts his career as part of the Naval Investigative Service operating out of Camp Pendleton.