Tenet (2020) is a sci-fi action thriller directed by Christopher Nolan. The story follows a secret agent known only as the Protagonist, who is tasked with preventing a global catastrophe involving time inversion—a technology that can reverse the flow of time. As he navigates a complex world of espionage and shifting timelines, he must unravel a conspiracy that challenges his understanding of cause and effect. The film explores themes of time, fate, and the consequences of actions in a high-stakes, mind-bending narrative.