Alex, who thinks Elias didn't act alone, must testify about the terrorist bombings at a congressional hearing; flashbacks at Quantico reveal heightened tension when new NATs join Alex and her classmates.
The recruits break into the NSA on a mission to delete their personal information; the hostages plan an escape as a way to get the terrorists to reveal themselves.
The recruits learn how to handle the situation if they are ever exposed; a death leads to an FBI investigation at the Farm; Alex uncovers the true traitor within the CIA.
A suspicious Harry is determined to learn more about Alex and Ryan's plan; Owen recruits Leon for a special assignment; in the future, Alex is cornered by the terrorists.
The NATS of Quantico finally reach their graduation day; Alex and her team are faced with the terrorist.