In the chaotic early years of the Republic of China, Jiangcheng is plagued by mysterious cases. Qin Huole, freshly returned from abroad, joins forces with Detective Captain Song He and forensic doctor Fan Xiaofan. Together, they navigate the turbulent landscape, using their skills to uncover the truth and protect justice in a city shrouded in darkness.

• Xia Zhiguang
• Caesar Wu
• Wang Zhiyi
• Hei Zi
• Zhu Tie