Alex is forced to abandon her peaceful existence in Italy when she gets word that Shelby has been kidnapped by a sinister arms dealer.
In an effort to uncover those responsible for a viral outbreak, Ryan goes undercover in a white supremacist group.
With a brutal drug kingpin's trial on the horizon, the team is tasked with protecting the star witness, a troubled ex-CIA agent.
After Harry receives a tip about a possible assassination on American soil, Owen orders the team to be on high alert during a glitzy gala.
A physics professor steals 10 pounds of uranium, setting off an intense search ahead of an international summit in New York.
Jocelyn reflects on the mission that changed her life and finds herself in a position to exact revenge.
Still reeling from a shocking loss, the team is assigned to protect a scientist whose work could inflict massive damage.
With a personal problem lingering in the back of her mind, Alex goes undercover with a military contractor suspected of being a traitor.
Following an attempt on Shelby's life, the team questions whether a face from her past is really worth protecting.
Faced with the disturbing reality that their families are fair game, Alex and company set out to track a killer before it's too late.
As Devlin's fiendish plan takes shape, the team searches a book for clues to his next move. Meanwhile, Owen and Jocelyn clear the air.
As Harry's patience regarding his sister's whereabouts wears thin, Alex and her team accompany Devlin on a flight to Ireland.
Finding herself in hostile territory, Alex discovers -- much to her horror -- that she may have underestimated her enemy.
FBI recruit Alex Parrish hides a secret past while training to be an agent. Nine months later, the bureau suspects her in a major terrorist attack.
The trainees are assigned to unearth threats to national security. On the run, Alex must outsmart Liam and his team to access her apartment.
Alex receives information about her father's FBI past while the trainees learn the art of profiling. Alex's mother begs Alex to turn herself in.
Alex doubts her abilities after a hostage rescue exercise leaves her shaken. A clue leads Alex to question the innocence of a fellow FBI classmate.
The trainees leave campus for the first time to work on an undercover assignment. Alex decides to tell her side of the story in a public interview.
The trainees learn surveillance techniques by applying them to Miranda and her son Charlie. Alex receives some help hacking into an FBI computer.
Not every trainee advances past the midterm exams. Trying to clear her name, Alex finds Nimah and Raina, who provide more questions than answers.
The trainees realize that their individual assignments are connected. Confidential FBI files are leaked, leading Alex to believe there's another bomb.
A guest speaker assigns the trainees to examine serial killer cases, but Simon uncovers something disturbing. Alex is interrogated by an expert team.
Truths are uncovered when the trainees are assigned to review and select near year's class. Alex works in secret with allies to find the bomber.
A holiday break isn't a cause for celebration for some recruits. The terrorists behind the Grand Central Station bombing are finally revealed.
A new group of trainees joins Alex and her class, causing friction and competition. Alex testifies before Congress about the terrorist bombings.
The trainees are tasked to develop confidential informants in the real world. Alex and a fellow agent are forced to reveal classified intel.
The trainees learn defensive driving techniques. Alex visits Simon in Vermont, where he is struggling to cope with his difficult new reality.
Shelby learns some shocking news. When terrorists attack the agents, Miranda pays a heavy price. Alex gets a new mission from the terrorist.
While a review board analyzes the terrorist attack, an airplane hijacking exercise proves to be overwhelming for Shelby. Alex finds a surprising ally.
Liam and Miranda assign the trainees to cross an international border without identification. Simon risks his life to help Alex find the terrorist.
The trainees uncover surprising truths about each other in a background check exercise. Alex contacts Claire Haas and learns what happened to Caleb.
The trainees meet with various FBI branches to select career paths. Alex's terrorist hunt leads her to a familiar face who knows her target's plans.
Weeks before graduation, Alex and Ryan work a case at a field office. Alex's trust is shaken when she learns new information about someone she loves.
The trainees prepare to graduate and leave Quantico for their first assignments. Alex discovers that she's at the heart of another terrorist attack.
As graduation day arrives, not every trainee is in a celebratory mood. Alex and her team discover the true identity of the terrorist mastermind.
Now working for the CIA, Alex Parrish finds herself enmeshed in a sinister conspiracy that involves foes from her past.
While taking stock of their relationship, Alex and Ryan undergo counterintelligence training. In the present timeline, Raina tries to ID a terrorist.
In flashbacks, the new CIA recruits focus on assessment training. Meanwhile, in the present, Alex attempts to infiltrate a terrorist group.
The trainees undergo drills designed to test their ability to endure stress. In the present timeline, the terrorists demand an exchange of prisoners.
Harry digs deeper into Alex and Ryan's past, and Owen recruits Leon for a special project. In the present, Alex finds herself in a tough spot.
Memories come flooding back when Alex learns that her next assignment involves a drone strike. In the present timeline, Alex has doubts about Lydia.
Owen gives the trainees an unusual lesson on enhanced interrogation techniques. In the present, a new president takes office.
As Thanksgiving nears, the recruits learn the importance of eliminating personal relationships. In the present, Alex attempts to disarm the weapon.
The recruits are schooled in seduction and Alex puts her training to use with Owen. In the present timeline, Alex's persistence finally pays off.
Owen and the recruits brainstorm how to turn a high-ranking Venezuelan official. In the present, the president implements a plan to end the crisis.
While Alex explains her traitor theory to Owen, the recruits deal with a difficult target. In the present timeline, the terrorists try a new tactic.
Eager to protect their privacy, the recruits break into the NSA to delete their personal information. In the present, the hostages form a plan.
The FBI visits the Farm following a mysterious death. Meanwhile, in the present timeline, Alex returns to the crisis zone with a mission.
President Haas assembles a joint task force consisting of CIA and FBI agents to operate outside the law and expose a global conspiracy.
After giving Clay the lowdown on Alex, Ryan and the others, Owen leads an investigation into an explosion that isn't what it seems.
The team investigates a power broker who supposedly accessed stolen surveillance. Alex forms a connection with an asset.
Alex steps up to help a friend who was framed for a serious crime. Meanwhile, the political landscape pushes the task force into new territory.
Clay gets an unexpected visitor. Alex pushes back to save the president's reputation. Owen receives some tough love.
The task force's mission: get all the collaborators into one place and get them to betray each other. But no mission goes exactly as planned.
While working undercover to infiltrate the collaborators, Alex begins to doubt the worthiness of her mission and her role in it.
Owen fears the collaborators are nearing the final stages of their plan. The task force races to stop a sinister threat that could change everything.
As the team tries to secretly thwart Roarke's ambitions, the possibility of a new Constitutional amendment looms over the country.