Evil Nights(2019)

Evil Nights is a Chinese crime series set in old Shanghai, where a serial killer terrorizes the city and three unlikely investigators unite to stop him. Private detective Chen Yiming crosses paths with Zhang Tianxiao, the police director's son, and Yao Fei, a woman recently returned from abroad. The trio forms an uneasy alliance to crack the case, but as they dig deeper, Chen Yiming uncovers dark conspiracies and hidden secrets that connect directly to his own past. What begins as a murder investigation becomes a personal reckoning, blending mystery, suspense, and revelations that challenge everything the detective thought he knew about himself.