Shuang bei Banda sonora (1982) BSO

The YMCA and Ching Wu school is under attack from the secret gang, which ultimately puts both school into the rivalry. In order to solve the case of the cause of this whole disaster and Ching Wu school's master's death, Bruce (Tong Lung) and Jackie (Lee Siu Ming) must solve for the case once and for all who's all behind this massacre.