The tale revolves around Princess Hwa-min's first love after marriage and the commitment she made in 'Manuk's Oath.' "We spent an intense night together, but where is 'Manuk'? Aren't I your betrothed?" Hwa-min was promised a 'Manuk' as a symbol of her union with Prince Li Chan since she was young, but it never materialized. Hwa-min was anxious, but Li Chan appeared at ease and consumed with a primal desire for her. However, their every move was being watched by individuals with malicious intentions, and among them was Yuru, a concubine with influential connections and sinister designs.