The Great Gatsby, set in the town of West Egg on prosperous Long Island in the summer of 1922, concerns the young and mysterious millionaire Jay Gatsby and his quixotic passion and obsession for the beautiful former debutante Daisy Buchanan. The novel explores themes of decadence, idealism, resistance to change, social upheaval, and excess, creating a portrait of the Jazz Age or the Roaring Twenties that has been described as a cautionary tale regarding the American Dream.