The forensic doctor Yan Zhen of the 21st century traveled through the Northern Song Dynasty. He originally wanted to be a small head of the Imperial Medical Bureau, but he was pushed to the forefront by one bizarre murder case after another. Side by side with her are the "Two Heroes of Kaifeng Prefecture" - Zhao Zonglin, the Kaifeng Prefecture official who is an expert in solving cases, and Di Xiao, the left army patrol envoy who is capable of both literary and military skills.
Three people who couldn't be beaten by eight poles have become the most tacit understanding of the iron triangle for solving crimes. Let the bones speak and speak for the dead. They think they are clearing the innocence of the innocent, but they don't know that they are stepping on the edge of power every step of the way.
Concept: Behind every unjust case is the ghost in people's hearts