Tactical Unit - Human Nature

機動部隊 - 人性

Also known as PTU機動部隊 人性, Kei tung bou deui: Yan sing, 机动部队之人性, 機動部隊之人性, Tactical Unit Human Nature

CID officer Tong gets himself entangled with a gang of killers from mainland China, who are out killing criminals to rob them of their money, and using an ideological basis to justify the killings as protecting mainland China from the criminal scum of Hong Kong.