Mainland Chinese 'Super Cop' Hwang Fri (Yu Rong Guong) is sent to Hong Kong to assist Scotland Yard trained James Fok (Michael Wong) in this surreal comedy.

Iron Monkey is a Hong Kong variation of Robin Hood. Corrupt officials of a Chinese village are robbed by a masked bandit known as "Iron Monkey", named after a benevolent deity. When all else fails, the Governor forces a traveling physician into finding the bandit.