In the aftermath of a kingdom's uprising that claims the lives of a tyrannical king and his family, Cayden emerges as the new ruler and elevates his loyal companion, Eli, to the position of duke. Despite Eli's hero status from the rebellion, whispers circulate about his ruthless nature. A nobleman, indebted to the former king, sacrifices his servant Edna in marriage to Eli instead of his daughter. As Edna navigates her new role as a duchess, she discovers a complexity in Eli beyond his fearsome reputation, and he, in turn, is drawn to her intelligence and spirit. However, Edna harbors a dangerous secret that could shatter everything if revealed, jeopardizing not just her marriage but her very life.