"Dune Messiah" is the second novel in the Dune series by Frank Herbert. Set twelve years after the events of the first book, it follows Paul Atreides, now the Emperor, as he grapples with the consequences of his rise to power and the burden of prescience. The story explores themes of leadership, sacrifice, and the complexities of human nature. The novel introduces new characters, including Alia, Paul's sister, and Scytale, a Tleilaxu Face Dancer. As conspiracies unfold, Paul faces challenges to his rule and the moral dilemmas of his prophetic visions, ultimately questioning the cost of his empire and the future of humanity.