Zhao Yixiao

It tells the story of the free and undisciplined ranger Yun Zhan and his master who are implicated in a bizarre case. They are accidentally suspected by the princess Shi Qiutong and the guard An Xuewu as the murderer. In the process of proving his innocence, Yun Zhan gradually finds the direction of his life and meets Shi Qiutong. They joined forces to solve the strange case, and since then they have shouldered their own missions and responsibilities to protect the safety of the people in the imperial city.

A female body is found in a lodging house in Jiangcheng, and through investigative visits, the police confirm the deceased as a trainee doctor of the provincial hospital, Tongxiang. In the process of solving the case, Xu Kai, the captain of serious crimes, discovers that the parents of Lu Ting, who is also a police officer, are involved in the case. However, as the unsavoury past behind the murder surfaces, Xu Kai discovers that the real culprit behind the murder is someone else.

Adapted from the novel of the same name by Wang Xin. Film tells the story of Chen Xiangmei, a girl from a small city. In the end, "The Ugly Duckling" transforms to a gorgeous queen, sister May.