Sierra Gordon, a young miracle doctor, travels to the Capital, drawn into political intrigue. She foils a poisoning attempt, exposes the Crown Prince's scheme, and cures the Prince's arrogance. The mystery of the Chillbone Powder poisoning him remains unsolved, and the Crown Prince's followers are watching. Will the Prince turn into a devoted admirer? Can this bickering couple upend the royal court and find a peaceful life together?