Breaking the Shadows

Han Qing, a female police officer who is part of the Criminal Investigation Team, is a hard-working woman who only cares about her work. She has had a good working relationship with her partner, Zhong Wei, for many years. However, two months ago, Zhong Wei disappeared after following a suspect. Ever since Han Qing has been looking for any clues as to what has happened to him.
During the investigation of a new case, Han Qing stumbles upon a connection to Zhong Wei's disappearance and gets pulled into a network of organized crime.
(source : mydramalist)