Decadent Murong Hui teams up with violent bandits after a botched robbery. A female detective pursues them as they scheme to steal a bag of money, leading to chaotic events due to betrayals and twists under the "I rob, you rob me" code.
Set in 1973, Hong Kong. The Hong Kong governor sets up Independent Commission Against Corruption to investigate and arrest the corrupted chief Chinese inspector Tsui Lok, and gang boss Crippled Ho.