"A Confissão de Lúcio" is a novel by Brazilian author Mário de Andrade, published in 1934. The story follows Lúcio, a young man who reflects on his life and relationships, revealing his inner thoughts and struggles. The narrative explores themes of identity, love, and societal expectations in early 20th-century Brazil. The novel is notable for its introspective style and psychological depth. It delves into Lúcio's confessions, showcasing his conflicts with family, friends, and his own desires. Through this exploration, the book highlights the complexities of human emotions and the search for self-understanding in a changing world.