A young father and his infant son are beset by forces of evil and corruption. They wander China, upholding their sense of honor and protecting the weak. When they are forced into combat, spectacular and hilarious fast-motion kung fu sequences follow. In the end, they must call on all of their abilities in a battle royale, to attempt to vanquish a supernatural man-monster or die trying.
Chow Sing Sing is about to be kicked out of the Royal Hong Kong Police's elite Special Duties Unit. But a senior officer decides to give him one last chance: Star must go undercover as a student at the Edinburgh High School in Hong Kong to recover the senior officer's missing revolver.
Macau cops begin to suspect a man running a pork buns restaurant of murder, after tracing the origin of a case full of chopped up human remains that washed ashore, which leads them to him.
