Fei Ying

Fang Gang, discípulo de la escuela del maestro Chi Rufeng pierde en un accidente el brazo derecho y está a punto de perder la vida. Le salva Hsiao Man, una campesina que se enamora de él. Fang Gang consagrará su vida al aprendizaje de las técnicas marciales del brazo izquierdo por medio de un manual secreto. Gracias a ello, una vez convertido en un guerrero terrible volverá a la escuela de Chi para salvarla del desastre.

The Flying Dragon gang goes on a rampage and the police Inspector is at his wits' end. He then commissions Wong Ngung, Wu Ngar and Heung Nga to help him catch the gang members. Suet-ying, a young woman, is addicted to gambling and owes a huge sum to the gambling den that belongs to the Flying Dragon gang. She has even signed IOUs. When the younger sister of Ying's husband sees that Ying is weighed down by worries, she asks Wu Ngar for help. Wu Ngar sneaks into the gambling den, but her behaviour is suspected by the gang leaders, Tai-kit and Tai-hong. Fortunately, Wong Ngung saves her. To get back the IOUs, Ying falls under the control of Hong and Kit. Master Lung has evil designs on Ying. He first kills Kit and seizes Ying. Hong then shoots and kills Lung. Wong Ngung and her two partners get back the IOUs for Ying. They notify the police Inspector to arrest the members of the Flying Dragon gang. Hong is shot and injured by Wong Ngung. He is arrested with the other gang members.

Wong Fei-hung and his disciples hear that a small village is being terrorised by a ferocious gorilla. It turns out that the beast is actually a small-time crook in a gorilla suit under the orders of a precious metal smuggler who wants to intimidate the villagers. The crook takes advantage of his disguise to abduct a beautiful girl and escape to the mountains, but has a surprise in store for him. Just how many gorillas are loose in them there hills?