Dark Prophecy is the second book in the Prophecies of Apollo series written by Rick Riordan. In this book, the god Apollo continues his educational mission to become a free god again. Accompanying him is the young hero Meg McGill. Together they embark on an exciting adventure to defeat the evil force that once again lurks in the world. In the struggle for victory, Apollo and Meg Server will engage in philosophical reflections, suffer losses and learn to trust each other. "Dark Prophecy" is an exciting adventure that combines mythology, humor and friendship, leaving the reader in suspense until the last page.