Fortunato is a character from Edgar Allan Poe's short story "The Cask of Amontillado." He is portrayed as a wealthy and proud wine connoisseur who is easily manipulated due to his arrogance and love for fine wine. His character serves as a foil to the narrator, Montresor, who seeks revenge against him. Throughout the story, Fortunato is depicted as jovial and confident, often boasting about his expertise in wine. His fate takes a dark turn when he is lured into the catacombs by Montresor under the pretense of tasting a rare wine, leading to a chilling conclusion that highlights themes of betrayal and revenge.