Plot synopsis: The film tells the story of two brothers, Hong Da (洪达) and Hong Yu (洪宇), who both serve in a secret anti-drug squad of the Kaniya military. During a drug sweep operation on the Southeast Asian border, they are ambushed by the cunning drug lord Gong Tai (贡泰). Hong Da, who is about to become a father, sacrifices himself to protect his younger brother Hong Yu.