Vigilante Force

Gunrunning is getting more and more serious. Police officer WAH orders his subordinates to mount more intensive operation. Sergeant AH is at a carnival when a murder takes place. Village boy KWONG witnesses the homicide and recognizes the murderer to be a man named TUNG. AH and his subordinate HUNG rush to chase after TUNG, but he has run away already. It turns out that the dead is the police informer of a gunrunning case. AH means to place TUNG under arrest. AH and CHEUNG, daughter of the village representative, are childhood friends. CHEUNG is a doctor working at the Accident and Emergency Department and her boyfriend, HOWARD, is a lawyer. AH and his girlfriend, YAN, have been dating for years. They are both very devoted to their work. AH takes KWONG to hospital and there they meet TUNG. KWONG recognizes TUNG. TUNG takes CHEUNG hostage. Meanwhile, police officer YIN from the Special Duties Unit (SDU) arrives in time to kill TUNG……