The movie Tenet (2020) is a science fiction action film by director Christopher Nolan. The title of the movie is derived from a palindrome which is a word or phrase that reads the same when reversed. The word "tenet" is used as a metaphor to describe the film's themes of time and fate. It is also a nod to the philosophy of inversion which plays a major role in the movie's plot. The movie follows an undercover agent who must prevent the world from destruction with the help of an unexpected ally. Tenet is a thrilling ride that will keep viewers on the edge of their seats.