Directed by Christopher Nolan, "Memento" is a 2000 psychological thriller that intricately weaves a tale of memory and revenge. The film follows Leonard Shelby, portrayed by Guy Pearce, who suffers from short-term memory loss following a traumatic event. Determined to find his wife's killer, Leonard relies on an elaborate system of notes and tattoos to track information he cannot retain. The narrative unfolds in a non-linear fashion, challenging viewers to piece together the puzzle alongside the protagonist. With its innovative storytelling and compelling performances, "Memento" has become a landmark in modern cinema.