In the modern city "Yukang City", Cheng Youchuan gathered a reasoning team covering psychology, forensic biological traces, data technology, media investigation and legal professions. Several major and small cases were staged in an intertwined manner, and the team uncovered various complex mysteries as they continued to grow and work together. The past events and secrets of the team members gradually emerge. Not only do they have to overcome personal difficulties, they also have to face the mysterious forces that are secretly controlling them. Independent cases and main plots are intertwined, ultimately pointing to a serial murder case that shocked society and the huge interest groups behind it...
