When the Ronin Gang robs an armored car, three cops — Chan, Fong and Wai — go on the warpath. Each has a personal interest in bringing down Ronin leader Tien: he killed Chan's fiancée, humiliated Fong and kidnapped Wai's brother.
A chief inspector in the anti-narcotics unit holds true to his beliefs as a police officer. He puts everything on the line to crack down on drugs and to bring drug traffickers to justice. How will our hero resolve this "bursting point" crisis?