The Sisterhood. The sisterhood in question refers to the manipulative nuns known as Truthsayers, but it could just as easily refer to the two most important characters in the show: Valya and Tula Harkonnen.

Prophecy Episode 3 - “Sisterhood Above All” are in play. If you haven’t seen this week’s episode via HBO or with a Max subscription, you’ve been warned. If we’re going by the traditional three-act structure,

Thanks to a protracted flashback in Dune: Prophecy Episode 3 “Sisterhood Above All,” we now have a sense that Tula might actually be the more deadly and dangerous Harkonnen sister. **Spoilers for Dune: Prophecy Episode 3 “Sisterhood Above All,” now streaming on Max**

Prophecy season one, episode three, "Sisterhood Above All," the series shows us flashbacks of Valya and Tula Harkonnen's past.

Sisterhood above all” is the motto of Valya and Tula’s secretive organization, but its meaning seems to depend on which sister is saying it.

Prophecy, 'Sisterhood Above All,' is in the can. This one took us into the past as we explored the backstories of Valya and Tula Hark

The following review contains spoilers for the third episode of Dune Prophecy, “Sisterhood Above All”

Prophecy ended with an explosive reveal: Emperor Corrino taking the side of his soldier Desmond Hart over Mother Superior Valya

Dune: Prophecy star Emma Canning discusses breaking down Tula's character arc with Olivia Williams, loyalty to Valya, and feelings for Orry Atreides.