The anti-Ching patriots, under the guidance of Ho Kuang-han, have secretly set up their base in Canton, disguised as school masters. During a brutal Manchu attack, Lui manages to escape, and devotes himself to learning the martial arts in order to seek revenge.

Chen is a city boy who moves with his cousins to work at an ice factory. He does this with a family promise never to get involved in any fight. However, when members of his family begin disappearing after meeting the management of the factory, the resulting mystery and pressures force him to break that vow and take on the villainy of the Big Boss.