An American is kidnapped while attending a conference in Cairo and ends up in prison in Iran on spying charges. His wife goes to Iran, determined to get him out.

Maja rebuilds her life along with her husband in New York after World War II. When they encounter an eerily familiar man, their life starts to unravel as they wonder if he could be one of her chief tormentors as she fled from the Nazi occupation. Convinced that he is, Maja takes things into her own hands and kidnaps him, setting in motion a series of memories and events that will change her whole perception of the truth.

Five young mutants, just discovering their abilities while held in a secret facility against their will, fight to escape their past sins and save themselves.

Armed with only one word - Tenet - and fighting for the survival of the entire world, the Protagonist journeys through a twilight world of international espionage on a mission that will unfold in something beyond real time.