Watching an Alain Guiraudie film is a reminder of how sunny most movies are ... such chroniclers of desire and misbehavior as Patricia Highsmith, Georges Batailles and, above all, Claude Chabrol ...

The story of the life, loves and work of US writer Patricia Highsmith (1921-95), told through her unpublished diaries, her own voice and that of those who knew her, both family and close friends.