Follows a police tactical unit during one dangerous night on the streets of Hong Kong as they try to recover a cop's stolen gun. Things turn deadly when they run into a web of gangland crimes.
PTU, also known as PTU: Police Tactical Unit, is a 2003 Hong Kong neo-noir action thriller film produced and directed by Johnnie To, starring Simon Yam, Maggie Shiu, Lam Suet and Ruby Wong.