The Criminal Technology Section of Yunxi Public Security Bureau is a gathering place for local major and strange cases.The investigation team led by section chief Chen Guoxian and formed by Si Yuanlong, Ye Qian, Leng Qiming, Wan Jin and intern Wu Danqing are a young and professional elite team.They are either spiritual catchers in the law field who are good at reasoning and analyzing human nature, or are skilled in returning home who plays with the lancet and has a gentleman style. Some are also interns with peach blossoms, strong behavior, glass-hearted, good-looking female interns, and even scheming old-school police officers who are puzzled and sleek young people who make people laugh.Adhering to the purpose of % solving the death code and protecting the dignity of life, they each have their own skills, perform their duties, and repeatedly solve strange cases. In one incredible case, they can see their true nature and uphold justice.There is a heaven outside the sky, there is a case in the case, the truth gradually reveals, and human nature begins to be revealed

On May 27, 2023, the cast of the play was officially announced.On July 18, the drama was officially announced to be completed.