The story tells that during the Tang Dynasty, the heroine Zuo Zitong went to the palace to investigate the truth about the murder of her father, the Minister of War, Zuo Yunfeng. Later, she met the Jinwu Guard Major General Xue Qijie, the emperor's guard Lu Lin, the sect master Tong Zhuo, the shopkeeper of Qianjin Pavilion Uncle Fan, the director of Dali Temple Liao Huizhang, the best killer in the world Bang Leng, and Liu were friends. With everyone's help, they finally found out that her father died at the hands of the current prince.