The story tells the tale of the Kangxi Emperor of the Qing dynasty and Li Yihuan, the last princess of the Southern Ming dynasty. After the Qing conquest of the Ming, Li Yihuan and the rest of the descendants of the Ming dynasty retreat to the Dragon Pearl Canyon. There, they train under the guidance of the elders, learning various skills, hoping to restore the glory of their country one day. Li Yihuan was instructed by her teacher to get close to the Kangxi Emperor to seek an opportunity for revenge.