The Assassin Princess's Revenge

Ning Zhao, assassin Guild Master, marries into Northern Guard Manor, pretending to be Princess Consort Elara Hale. Crown Prince Caspian Hale attacks the manor, plans to execute household. Her in-laws and Lord Kael Hale fight to protect her. When Lord Kael Hale takes a blade strike for her, Ning Zhao stops hiding her true identity. At her whistle, assassins kneel. She turns the tide, saves the manor household. She finally gains a real home.