Set in the social of China in the 1940s, gangs have enormous impact. They go to anywhere with terror. He stumbles into a slum ruled by eccentric landlords who turns out to be the greatest kung-fu masters in disguise. Sing's actions eventually cause the Axe Gang and the slumlords to engage in an explosive kung-fu battle. Only one side will win and only one hero will emerge as the greatest kung-fu master of all.