In this third installment, "Sisterhood Above All," we begin with a shellshocked Valya exiting the palace gates on Salusa Secundus with Sister Theodosia. Fearing that the Sisterhood's hold on the great houses is quickly slipping, they must act fast to regain control, especially with the Emperor's House Corrino.

Dune: Prophecy takes a deep dive into the lives of Valya and Tula Harkonnen, ending with a sequence where Valya visits her uncle and nephew. Actors Emily Watson and Jessica Barden play Valya Harkonnen,

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.

By looking back at Valya and Tula's past, we get a glimpse into who they really are and why they are so desperate to gain power in the Imperium.

Sisterhood above all” is the mantra. And it’s not like the Harkonnen sisters don’t believe in it. But Tula has her own agenda, too, just like Valya. They are aligned in their ongoing purpose, one that will combine their personal aims with the Imperium-maneuvering machinations of the reverend mothers.

Earlier this year, Disney+ aired a Star Wars TV show called The Acolyte, about a pair of long-sundered sisters who were powerful in the Force. The third episode

Episode three of Dune: Prophecy looks back at Valya and Tula's past, providing the show's richest character drama yet.

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

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

It had to happen eventually, and it finally does here in Episode 3 – Dune: Prophecy shows some weakness in its storytelling. The midpoint is a strange time to pull out an episode almost entirely dedicated to explanatory flashbacks,