This crime drama series focuses on the NCIS (Naval Criminal Investigative Service), an elite team of special agents who are in charge of investigating any crime with pieces of evidence connected to Navy and Marine Corps personnel, regardless of rank or position. The leader of this anti-crime force is Special Agent Leroy Jethro Gibbs, joining him are Special Agent Kate Todd, Agent Anthony Dinozzo, forensic technician Abby Sciuto and Dr. Donald "Ducky" Mallard.