"La Fiammetta" by Giovanni Boccaccio is a novel written between 1343 and 1344. Told as a confessional monologue, it follows Lady Fiammetta as she recounts her passionate affair with Panfilo, a Florentine merchant. Set in Naples, the narrative explores her consuming jealousy and despair when he returns to Florence and she suspects he has taken another lover. Characterized as the first psychological novel in Western literature, it offers an intimate portrait of obsessive love and emotional torment. (This is an automatically generated summary.)