Adapted from the novel titled 11处特工皇妃 (11 Chu Te Gong Huang Fei / Queen of No. 11 Agent) by Xiao Xiang Dong Er 潇湘冬儿, the story revolves around an agent who is killed in action and time-travels into the body of a slave girl during the Xia Dynasty. During the Warring Period, the Western Wei enslaved large numbers of civilians. The slave girl, Chu Qiao ( Zhao Li Ying), was thrown into the forest as a hunting target for rich lords. Through many trials and circumstances, she caught the attention of Zhuge Yue (Lin Geng Xin). Together, they tear down the slavery system.