After dying in a disastrous first life, Cecilia and her sister Erin return to the day their marriages were decided. Determined to save Erin from Duke Kane Blackthorn, Cecilia swaps their fates and marries Kane herself. Inside Blackthorn Keep, she uncovers hidden crimes, a forbidden royal sigil, Kane’s secret lover Lucia, and a conspiracy tied to a royal coup. As past-life memories, blood magic, and political betrayal collide, Cecilia must protect Erin, expose the conspiracy, and break the marriage bond before the North is dragged into ruin.
