Prophecy.Set 10,000 years before the birth of Paul Atreides and his rise as the prophesied messiah known as Lisan-al-Gaib, HBO's new Dune: Prophecy series chronicles the early evolution of the Bene Gesserit order from a fledgling school for gifted young women to the superpowered mystical sisterhood that's pulling the strings of the imperial government at the start of Dune.

Prophecy centers entirely around the origins of the Bene Gesserit, known only as "the Sisterhood" in the show. However, there's a very simple reason for that. "The Sisterhood at its inception is not called the Bene Gesserit,

Prophecy, the Bene Gesserit organization is under the leadership of Mother Superior Valya Harkonnen (Emily Watson), its second leader, following the passing of Raquella Berto-Anirul. Valya is a conflicted individual - she is loyal to the Sisterhood but still feels some tie to her exiled and disgraced family.