 This led to the start of rivalry between YunXi and Shen'er.Empress Dowager Lü Zhi appreciates YunXi's intelligence.She uses Shen'er's life to threaten and force YunXi to change her name to Dou Yifang and become a spy in Dai, monitoring the behaviors of the King of Dai (Liu Heng) and Empress Dowager of Dai (Consort Bo).