

As an expert of the 'Cross fists' technique, a reclusive kung fu master Li Pai perfects a lethal maneuver called the 'Shaolin Handlock' while an old wolf-in-sheep's-clothing friend Fang Yun-piao pays the unwitting Li a visit. Armed with the deadly Handlock maneuver, Cheng-ying & Kun Shih joins forces to exact revenge on the evil Ling Hao after the truth is unraveled.
Practical Effects
The handlock technique actually looks painful.
Acting
Lo Lieh's wolfish grin steals every scene.
Direction
Ho Meng-Hua keeps the fighting legible, not chaotic.

Director
Ho Meng-Hua
Trivia, insights & behind the scenes
David Chiang was Shaw Brothers' second biggest star after Ti Lung, and this was one of his rare lead roles in Ho Meng-Hua's filmography.
The 'cross fists' technique was invented for this film — Shaw Brothers frequently created fake martial arts styles to stand out from competitors.