"Madame de Clèves" is a novel written by Marie de La Fayette in 1678. It is considered one of the first psychological novels and is set in the French royal court during the Renaissance. The story follows the life of Madame de Clèves, a young noblewoman who struggles with her feelings of love and duty. The novel explores themes of passion, honor, and the conflict between personal desires and societal expectations. Madame de Clèves finds herself torn between her love for Prince de Nemours and her commitment to her husband, highlighting the complexities of love and fidelity in a rigid social structure.