Twenty years ago, criminal investigation team leader Fu Jinyi was investigating the mysterious disappearance of a cult murder case...
Twenty years later, Bian Nanqing, the criminal investigation captain, was reopening some long-standing cases in the past and accidentally noticed the mysterious disappearance of the criminal investigation captain...
A mirror that can span time and space allows people from two different worlds to have different story lines, and sweetly work together in time and space to solve crimes...
Concept: Two businesses join forces online