Import Blu-ray/Region A pressing. Starring Bruce Lee. Cheng Chao-an, a Chinese young man, hopes to start life anew in Bangkok, where he works in an ice factory. The factory is an underground boss operating a huge chain of vice dens. One day, several fellow workers notice that secret deeds, and disappear. Cheng springs to the workers' defense, then Cheng to the post of foreman. He is soon informed of the rough treatment a worker received inside a local casino. The man has been cheated and beaten up. Cheng rushes to the scene. He finds out the man being held responsible is no body but Hsa, who also runs the casino. Undecided on which side he should take, Cheng sends the workers home. This results in his being misunderstood by his friends. Including his sweetheart Lin Hau-mei.