Xiao Bao's men catch the Mongolian envoy, Han Tie Mo and they discover Prince Ping Xi's attempt to form an alliance with another three parties to overthrow the Qing Empire. To search for the Mongolian envoy, Young Master Ying Xiong leads the guards to search the Princess' quarter in the name of protecting the Princess, but he ended up being castrated by the Princess. On the other hand, A Ke is instructed by her master to assassinate Prince Ping Xi. (Source: Viu)