The NCIS team works with the Global Criminal Tribunal when a Syrian seeking justice, David Sarraf, is brutally attacked while delivering evidence that would prove chemical weapons were used on civilians. Also, Kensi stays at the crime scene and comforts Sarraf who is pinned behind a vehicle.

As the team continues to search for a terrorist cell in Los Angeles, Callen and Sam remain trapped in a movie theater after multiple bombs have detonated and every remaining exit is wired with explosives.