
Chris O'Donnell and LL Cool J star in this second show in the "NCIS" franchise, focusing on the high-stakes world of the Office of Special Projects (OSP) in Los Angeles. Highly trained agents use the most-advanced technologies available and go under cover to apprehend criminals deemed a threat to national security. Special Agent G. Callum can transform himself into whoever he needs to be to infiltrate criminal factions. His partner, former Navy SEAL Sam Hanna, is a surveillance specialist who uses state-of-the-art equipment to monitor field agents and feed them information.

An investigation leads the team to question the only survivor of a terrorist organization; Deeks and Kensi follow a trail into the woods.

Sam helps an Afghani elder and former friend search for his missing nephew; Callen worries that Sam is overly invested.

Sam fears for his family's safety when his wife is called to resume a former CIA cover after a case suggests ties to the infamous Sidorov and his stolen nuke.

Callen and Sam work with NCIS: Red, a mobile team of agents, when a murder weapon in Idaho matches one used in a national security case in Los Angeles.