Every Woman on This Show Is Loathsome. That’s By Design.
Dune: Prophecy opens with a thesis statement. It comes as the Reverend Mother Tula Harkonnen (played by Olivia Williams), a member of the powerful, quasi-religious order known as the Sisterhood, instructs a group of novices in the subtle art of Truthsaying, which is used to determine whether someone is being dishonest.