10000 Jahre vor Paul Atreides’ Aufstieg gründen Vaya und Tula Harkonnen eine legendäre Schwesternschaft.

After receiving word about events on Salusa Secundus, Valya brings Theodosia to the Imperial House to help manage the situation. Meanwhile, Desmond makes a confession to Emperor Corrino, Tula reluctantly enlists Lila for a vital mission, and distrust swirls around Keiran Atreides, the sword master for House Corrino.

Following a tragedy, young Tula worries about being accepted despite her family name, while a skeptical Valya struggles with the decision to take the Sisterhood vow. Years later, Valya receives a message that confirms her suspicions, and Tula mourns a loss.