Wu Shihao was originally a street fighter. With hard work and loyalty, he became a mafia tycoon who controlled drugs in Hong Kong from a young gangster. He was looking for a way of long-term survival in Hong Kong and a thoughtful detective. Lei Luo teamed up to obtain the hegemony and management rights in Hong Kong
In the 1960s and 1970s, Hong Kong was ruled by the British colony, and Ah Hao wanted to bring The brothers made money together. At the beginning, they met Detective Lei Luo from a young gangster, and Detective Lei Luo climbed to the high position of Chief Detective step by step, and became brothers with Wu Shihao. Lei Luo ruled the 30,000 policemen in Hong Kong, managed Hong Kong's law and order and rules all the time, monopolized the three major economic industries in Hong Kong, pornography, gambling and drugs, and the underworld was also managed by Wu Shihao, and Ah Hao also climbed up from the bottom. The position of drug overlord, in charge of more than 10 gangs in Hong Kong.