Empress Dou orders the execution of Zifu after bringing in Xiaoqian, who claims to have witnessed the murder. Princess Pingyang agrees to investigate the case. During her imprisonment, Zifu devotes herself to fasting to mourn Ruiji’s death. Empress Dou concludes that Zifu is either kind or scheming, but agrees to her request. Liu Che, Princess Pingyang and Duan Hong embark on a search for truth. Duan Hong finds the source of the poison, but as the deadline approaches the suspect Dong Yu suddenly dies. Duan Hong finally discovers an affair between Fan Niang and Dong Yu. After Liu Che pleads with Chen Jiao to no avail, he then escorts Fan Niang and Xiaoqian to Changxin Palace to reveal the truth. (Source: Viu)