The body of a Hong Kong investigator who had been on the trail of drug smugglers floats up in a river. After police get information that drug smugglers are secretly active in the city, an officer goes undercover as an escaped convict to infiltrate the ring.
Luh I-charn , Shih Chung-Tien , Chang Kuo-Chu , Ou-Yang Sha-Fei , Lo Dik , Chan Sing , Ma Sha
