"Dune: Prophecy" showcases the early evolution of the Bene Gesserit, centered on sisters Valya and Tula Harkonnen. The series begins after the Butlerian Jihad, establishing themes of political power and manipulation. Valya's drive for vengeance against House Atreides stems from historical animosities, while the emergence of new threats complicates their ambitions. The premiere sees shocking deaths, deepening intrigue within the sisterhood and presenting a rich backstory for established Dune lore. The show promises character depth and complex narratives as it unfolds over its six episodes on HBO.