A lovestruck dim sum delivery boy falls for a beautiful judo student after being humiliated by her boyfriend, leading him to seek an aging master's half-baked style of kung fu to impress his crush. With the help of his eccentric and swindling master, Ho transforms from a weak delivery boy into a rival martial artist in a highly publicized match against a karate champion from Japan. As Ho faces off against his nemesis, he must navigate a rollercoaster of emotions and unexpected surprises that ultimately lead him to victory and redemption. In the end, Ho's unlikely heroics win over the heart of his crush and restore kung fu to its former glory.