A man with short-term memory loss attempts to track down his wife's murderer.Memento chronicles two separate stories of Leonard, an ex-insurance investigator who can no longer build new memories, as he attempts to find the murderer of his wife, which is the last thing he remembers. One story line moves forward in time while the other tells the story backwards revealing more each time.A memory inside a memory, Memento is a complicated head spinning adventure. Leonard is determined to avenge his wife's murder. However, unable to remember anything that happens day-to-day due to a condition he sus ... More from IMDb