

What if you lost your memory? What if a spy didn’t know they were a spy? Years ago, the top agents of Citadel, Mason Kane and Nadia Sinh, had their minds wiped. But, they’re called back to action as sinister forces emerge from the past. With the help of spymaster Bernard Orlick, these former lovers must remember the past to save the future.
5.9
Avg Rating
6
Rated Episodes
6.8
Best: S1E1
5.2
Worst: S1E5
The Human Enigma
S1 E1
Spies Appear in Night Time
S1 E2
Tell Her Everything
S1 E4
Time Renders Us Enemies
S1 E5
Secrets in Night Need Early Rains
S1 E6
Infinite Shadows
S1 E3
No reviews yet
Sign in to write the first review
Mason Kane and Nadia Sinh – top agents of the independent spy organization Citadel – collide with a nefarious, new syndicate – Manticore – leading to catastrophe. Eight years later, Mason Kane is livi…
Kyle and Bernard journey to New York City to steal the Citadel X Case from Manticore Headquarters before it’s too late. Later, Kyle learns that a figure from his past is still alive and he risks every…
As Kyle and Nadia land at an old safehouse, small clues about their past life together bubble to the surface. Soon, they discover a former ally who may be key to stopping Manticore is imprisoned in a …
After the shocking revelation of Abby’s former identity, we learn of the past entanglements between Mason, Nadia and Celeste, and a horrific decision that reverberates still today. Meanwhile, Nadia an…
Nadia, Kyle and Carter are forced to work together to escape from Manticore and protect the X Case, but suspicion of one of our heroes reaches a boiling point, leading to an explosive reckoning.
With one of their own being held hostage by Manticore, Kyle, Nadia and Carter risk everything to save them and thwart Manticore’s plans to acquire nuclear weapons. As our heroes grapple with the nucle…
One month after the events of the first season, Citadel spies are underground and being hunted by Manticore agents around the world. They're pulled out of hiding to join forces with a new team of unconventional spies when Manticore's Brazilian billionaire Paulo Braga threatens to unleash a cataclysmic piece of technology, built by Citadel's own Bernard Orlick, into the world.