A cop relies on a young car thief to take down four gangsters, who plan to rob a rich merchant for a large amount of money.
A respected and well liked gang-boss is betrayed and killed. One of his three adopted sons are to take his place. One of them is the traitor.
A soldier from Mainland China arrives at Hong Kong to look for his estranged sister and finds out that she has been forced into prostitution by a criminal organization.
