No Room For Crime

Rewind to 2019, and jewelry heist hardened criminal Chan Cho-yiu's cold-blooded shot changes four PTU officers' destinies. Fast-forward five years, and among the four police officers, only Kwan Chi-hin is still staying with PTU. Tsui Kwok-yin has quit his police job and become a gangster. Chi-hin and his partner So Kwok-wai oversee rookie PTU officers. They assist Anti-Triad Unit Inspector Pang Wing-kei in apprehending drug dealers. They again astonishingly run into Cho-yiu. Cho-yiu is determined to get even with the notorious drug lord West Kowloon King, aka Ruthless. Cho-yiu then takes revenge on him, but West Kowloon remains anarchic as bad people come from everywhere. To restore law and order, KW Anti-Triad Unit and PTU deal with the gangsters by engaging them in fierce battles. And there is no end in sight.