"Quantico" is a television series that premiered in 2015 and ran for three seasons. The show follows a group of FBI recruits at the Quantico training facility in Virginia. Each character has a unique background and personal struggles, and the narrative alternates between their training and a terrorist attack that unfolds in the present day. The series stars Priyanka Chopra as Alex Parrish, who becomes a prime suspect in the attack. As the story progresses, viewers learn about the recruits' secrets and the complexities of their relationships, all while unraveling the mystery behind the attack and its true perpetrators.