When a murder occurs in a nightclub, dancers Pak Lai Hung and Lam Yin Fei meet the murderer and run into a college to hide. The next day, they perform on the beach in place of female students Zhu Man Zhen and Liang Mei Fang, but they are expelled by the police because they are not licensed to perform. The next day, they perform on the beach in place of female students Chu Man-chun and Leung Mei-fong. On the night of the charity show, Hung and Fei are watching the performance on stage, but the murderer follows them, fortunately, Fang finds him and calls the teachers and students and the police to arrest him.
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