The Children of Dune are twin siblings Leto and Ghanima Atreides, whose father, the Emperor Paul Muad’Dib, disappeared in the desert wastelands of Arrakis nine years ago. Like their father, the twins possess supernormal abilities—making them valuable to their manipulative aunt Alia, who rules the Empire in the name of House Atreides.

Facing treason and rebellion on two fronts, Alia’s rule is not absolute. The displaced House Corrino is plotting to regain the throne while the fanatical Fremen are being provoked into open revolt by the enigmatic figure known only as The Preacher. Alia believes that by obtaining the secrets of the twins’ prophetic visions, she can maintain control over her dynasty.

But Leto and Ghanima have their own plans for their visions—and their destinies....

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弗兰克·赫伯特以精细入微的笔法创造了一个与地球截然不同的世界。行星阿拉吉斯。既是英勇豪迈、心计深沉的亚崔迪家族的领地，是阴鸷冷酷、顽强剽悍的弗瑞曼人的故乡，也是庞大无匹、可以吞噬一切的沙虫的巢穴。它所出产的，更是整个人类宇宙梦寐以求的珍宝——香料。

以这颗行星为舞台，上演着英勇和怯懦、高尚和卑鄙、忠诚和背叛的大剧，它的一举一动。都牵动着整个人类宇宙。

人们常常用另一个名字称呼这颗干旱的星球——沙丘。

作为“伟大沙丘三部曲”的最终篇，本书将“沙丘系列”推向了最高潮。

已知宇宙的皇帝保罗·穆哈迪的弃位，点燃了银河帝国内部各派势力的野心。杰西卡夫人代表比·吉斯特姐妹会重返沙丘，前朝皇族梦想重登宝座，摄政女皇阿丽亚受到内心深处黑暗生命的诱惑--围绕着保罗年幼的双胞胎继承人莱托二世及其妹妹甘尼玛，爆发出一连串阴谋诡计。

为了保护自己，还有整个人类的希望，莱托在妹妹的掩护下深入沙丘腹地，期望得到被帝国秘密通缉的异端传教士的帮助，据传闻，那是他弃位的父亲……