Connie Chan Po-chu's character's father was killed by the triads, leaving behind two daughters. The elder sister makes a living as a singer at a nightclub, and is sometimes threatened by triad members. The younger sister (Connie Chan Po-chu),who knows karate, becomes an assassin who punishes villains.

• Hing Fat Film Company
• Connie Chan Po-Chu
• Nam Hung
• Chow Chung
• Tam Bing-Man
• Lee Pang-Fei
• Lee Sau-kei
• Cheng Man-Ha
• Chan Lap-ban