The details of undercover police officers are deleted from a police database and a senior officer is left struggling to know who are the undercover officers and who are the criminals.

ActionCrimeDrama

ChinaHong Kong

Shaw BrothersTVBPJ One Cool Film Company LimitedOne Cool PicturesStellar Mega FilmsJ.Q. PicturesMedia Asia

广州话 / 廣州話普通话