The Children of Dune are twin siblings Leto and Ghanima Atreides, whose father, the Emperor Paul Maud'Dib, disappeared in the deserts of Arrakis. Like their father, they possess supernormal abilities, making them valuable to their aunt Alia, who rules the Empire. If Alia can obtain the secrets of the twins' prophetic visions, her rule will be absolute. But the twins have their own plans for their destiny.