Description：The story takes place during the Ming Dynasty. A bloody family massacre shocked the capital. The only survivor of the tragedy was Cai'er (played by Wang Shasha), the daughter of the wealthy Zhou Kuifu (played by Min Zheng). Before his death, Zhou Kuifu gave Cai'er a willow whistle and asked her to go to Wang Zhenwei (played by Zhou Qunda) of the Tianxia Escort Agency, hoping that Wang Zhenwei could escort Cai'er back to her hometown in Shanxi and reveal the truth of the incident to the family elders. It turned out that the mastermind behind all this was Cai'er's stepmother Yu Guanyin (played by Meng Guangmei), and her so-called intention was to embezzle all of Zhou Kuifu's property. On the way, Cai'er was lucky enough to meet Wang Zhenwei, who was also going to Shanxi. Cai'er dressed as a man, and the old and the young traveled together. Who knew that there would be constant dangers along the way, and endless assassins pointed their spearheads at Cai'er. In the end, the two arrived at their destination smoothly, but unexpectedly...