Set in Toledo, Spain in the 1920s, Buñuel's masterful, comic and often erotic study of perversion, hypocrisy and disease explores the twisted relationship between Tristana and her guardian, Don Lope, who takes her in after her mother's death. Lope, an aging libertine who maintains a public image of piety while privately indulging his every desire, finds himself so deeply aroused by the beautiful young Tristana that he cannot resist seducing her. The Catholic hierarchy ignores what Lope has done to her, and preaches obedience to his teachings, causing Tristana to become enraged and begin plotting her revenge...