Eternal Sunshine of the Spotless Mind plot summary
Joel (Jim Carrey) discovers that his long-time girlfriend, Clementine (Kate Winslet), has undergone an experimental procedure that erases all her memories of him after their failed relationship. Frustrated, Joel decides to undergo the same procedure and have Clementine erased from his memory. Once the procedure starts, however, Joel realizes he doesn't really want to forget her. He begins smuggling her into other parts of his memory, but this alters his other memories.
