The play mainly tells the story of Ran Yan (played by Zhou Jieqiong), an 18-year-old down-and-out noblewoman who started learning autopsy skills from a young age in order to find out the truth about her mother's suicide. As an adult, she happened to meet Xiao Song (played by Li Chengbin), the minister of the Ministry of Punishment, and Su Fu (played by Pei Zitian), the killer. Genius scholar Sang Chen (played by Lan Bo) solves murder cases one after another, while exploring...