Traveling through the Hong Kong Comprehensive World, Silence possesses an all-powerful system, possessing top talents and a full set of criminal investigation and fighting skills. He was originally an elite undercover agent from the police academy, lurking in Hong Xing, but his boss was suddenly killed, completely cutting off his return to the force. Being reduced to a rootless undercover, he no longer clings to his identity as a police force. He started from the 49th Street in Causeway Bay, aggressively collecting debts and toughing the big boss Ba Guan. He stirred up the society with ruthless methods, traveled all over Hong Kong and Kowloon, and reached the top of the underworld.