Cold Case(2019)

Cold Case is a crime drama following a team of four detectives who reopen unsolved investigations. Led by Luo Yingwei, the squad brings together contrasting personalities: the talkative Cai Wenxin, the driven Xia Luoyang, and the reserved Feng Yi. As they dig into complex cases, the detectives uncover connections to a dangerous drug operation. Their collaboration tests both their detective skills and personal bonds, forcing them to confront powerful criminals while chasing justice for forgotten victims.