Cheng Pei-pei plays Golden Swallow, a fighter-for-hire who has been contracted by the local government to retrieve the governor’s kidnapped son. Holding him is a group of rebels who are demanding that their leader be released from prison in return for the captured son. After a brief encounter with the gang at a local restaurant, Golden Swallow is joined by an inebriated wanderer Drunken Cat (Yueh Hua) who aids her in her mission.
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.
Chen Zhen returns to the international compound of China only to learn of his beloved teacher’s death. This is compounded by the continual racist harassment by the Japanese population in the area. Unlike his friends, he confronts it head on with his mastery of martial arts while investigating his teacher’s murder.