Master of Words, secretly, the widow Kateryn Parr is having an affair with her great love, Baron Thomas Seymour. But when King Henry VIII proposes to her, she has no choice: she must accept the offer and can never see Thomas again. Kateryn knows exactly what danger she is putting herself in - after all, she will become the sixth wife of the capricious king. He has already separated from two of his predecessors and had two executed. Over time, however, she believes she is safe: at the heart of the court, she establishes a study circle and, as regent, determines the fate of the country in Henry's absence. But as a proponent of religious reforms, she ultimately draws Henry's wrath upon herself...