Heretics Of Dune by Frank Herbert

In this installment of the Dune series, the story unfolds on the desert planet of Arrakis, now a lush world, as various factions vie for control over the precious spice melange. The Bene Gesserit, a powerful sisterhood with advanced mental and physical abilities, seek to maintain their influence amidst the rise of the Honored Matres, a rival group with formidable powers. Central to the conflict is the young Duncan Idaho ghola, a resurrected version of a legendary warrior, who holds the key to the future of humanity. As political intrigue and religious fervor intertwine, the characters navigate a complex web of loyalty, power, and survival in a universe on the brink of transformation.