On Wallach IX, young Valya Harkonnen promises Mother Superior Raquella that she will protect the Sisterhood by putting one of their own on the Imperial Throne. Thirty years later, Valya faces a threat to her long-awaited plan.
All acolytes of the sisterhood have the same nightmare. Tula tries to understand its origins. Before the great meeting of the Landsraad, Valya plans to rehabilitate House Harkonnen.