Arc 1The Tracker and the Factory
Pei Qingyu returned to work despite his damaged heart and helped Xun Yin uncover Lin Zhou’s drug-trafficking connections and confront Zhuo Wumian. While recovering at Xun Yin’s home, Pei Qingyu joined a new investigation into a poisoned family, which led them to the missing Song Sheng at a factory, where she ambushed them with chloroform.
Chapters 1–2525 summaries