Jun arrives in Hong Kong from mainland China, hoping to be able to earn enough money to marry his girlfriend back home. He meets the streetwise Qiao and they become friends. As friendship turns into love, problems develop, and although they seem meant for each other they somehow keep missing out.

Dragon and his madcap pal Cowboy spend their days getting into mischief, frustrating the elders, chasing girls, and competing in the village sport. When Dragon overhears a fiendish plot by smugglers to sell China's national treasures overseas, the pair leap into action. Also, Cowboy's wealthy father is kidnapped by the villainous and lethal Big Boss, and the scene is set for a furious martial arts showdown.