Curious about why Rhaenyra dismisses Mysaria in the House of the Dragon Season 3 finale? Here is Rhaenyra’s dismissal of Mysaria explained, covering the reasons behind the decision and its dangerous consequences. Why did Rhaenyra exile Mysaria in House of the Dragon Season 3 finale? Rhaenyra Targaryen dismissed Mysaria from her position as Mistress of Whispers in the House of the Dragon Season 3 finale. The queen made the sudden decision after sleeping with Mysaria in Episode 7.