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I'm Thinking of Ending Things is a 2020 psychological thriller film directed by Charlie Kaufman and written by Kaufman and Ian Reid, based on Reid's 2016 novel of the same name. The film stars Jesse Plemons, Jessie Buckley, Toni Collette, and David Thewlis. It tells the story of a young woman who travels to meet her boyfriend's parents for the first time, and becomes increasingly unsure of her reality.