During the later years of the Kangxi Emperor's rule, his many sons were vying for the throne. The fourth prince, aided by Lusi, Nian Gengyao, and Han Chong, while the fourteenth prince had the support of martial arts master Zeng Jing. The competition between the two became intense. Lusi developed a romantic relationship with the fourth prince while Zeng Jing also had feelings for her, making their situation more complicated. Later, the fourth prince killed Kangxi and altered the imperial edict, ...