Never Ending Train

Railway Security officers Shek Fung and his female counterpart Lau Ching ran into their old friends Cheung Hung Wai and Li Ting while carrying out their duties on board a train. As it turned out, Cheung Hung Wai is a dangerous criminal and is being chased Train Police Officers Shuet Mui and Cheung Siu Man. Meanwhile, Railway Security Bureau Chief Chow Chung Lam has drawn up a wonderful plan to catch the criminals, Shek Fung and Li Ching as undercover agents. (imdb)