During the Song Dynasty, Song Ci came to Changting County to take up a post, and focused on the study of autopsy in order to write the “Collected Cases of Injustice Rectified.” One night, a man and a women died at the same time, shaking up the whole county. When Song Ci heard about the case, he intervened the investigation and found that the case was very stage. While he found himself being cornered, Song Ci thought of the woman he hasn’t dared to meet for three years, the Changting County “All-rounded” Dan Qing. So Song Ci went to Dan Qing to enquire about the two recent murder cases, and asked Dan Qing to join the investigation. After a series of analysis, reasoning and visits, the truth is finally revealed.

Lost in White takes places in the north-east of China, where two bodies have been found under the ice of a frozen lake, their remains made unidentifiable by carnivorous fish, but still bearing the mark of having been dragged with an ice hook. In charge of the investigation is Captain Zhou (Tony Leung Ka Fai), a dedicated cop who's dragging along his teenage daughter Xinyi (Zhou Dongyu). Soon he's joined by Wang Hao (Tong Dawei) a young Shanghai detective who's on a missing person case that has led him to the same village where the murders happened. The two cases prove to be connected: the missing person and the two victims were part of a quartet of businessmen who ten years ago opened a refinery in the region, and disposed of chemical waste in an unethical way that has poisoned the waters and led to malformed babies in the following decade. Is the missing businessman the killer, the next victim or a red herring?

Tells about an accidental death in a remote village in the northwest, which involves a series of sudden murders and "suspects": village doctor Liu Xinshen, psychology student Liu Yun, and Liu Xinshen's wife Kang Xiaoyan, Chen Quan, who was accidentally killed in the countryside, and the villagers who had a grudge with Chen Quan, etc., who is the unsolved murderer? What choice will the protagonist and village doctor Liu Xinshen make after experiencing two moral tortures in his life? The film focuses on the conscience and selfish desires of human nature, and explores the meaning and value of life.

Zhou Kun is focused on cultivation while Li Jiao Ran is focused on getting rid of evil. They are childhood friends who have been quarrelling with each other since young but a mysterious murder case brings them together. Zhou Kun is moved by Li Jiao Ran as she risks her life to investigate the case. Both of them rush to Youming Town to discover the truth behind the murder case.