How did Lady Seymour's confession change Isabel?

Lady Seymour's confession profoundly impacted Isabel by revealing the truth about her past and the complexities of her situation. It instilled in Isabel a sense of hope and a deeper understanding of her own struggles, as she recognized that even those with privilege can bear burdens. This revelation also strengthened Isabel's resolve to fight for her freedom and the freedom of her loved ones, motivating her to take a more active role in her destiny. Ultimately, the confession shifted Isabel's perspective, helping her to navigate her circumstances with greater clarity and purpose.