Leng Zhongping was ordered by his master to go to Shanghai to assassinate the traitor Li Chaoran.
According to the "Snow Fox Operation" planned by Master and the mysterious "Old Ghost" in Shanghai, Leng Zhongping must first break into the Green Gang, kill the gang leader Du Longfu, and gain Li Chaoran's trust before he can approach Li Chaoran for the assassination.
Leng Zhongping, who is agile and quick-witted, was accepted by Xu Yunxiang, the middle-level leader of the Japanese traitor spy, as soon as he arrived in Shanghai. He wanted Leng Zhongping to join the Green Gang as an undercover agent. At the same time, Du Longfu of the Green Gang also saw Leng Zhongping as a talent and accepted Leng Zhongping into the Green Gang.
From then on, Leng Zhongping became a double agent between the spies and the Youth Gang.
Just when Leng Zhongping was about to kill Du Longfu, he suddenly discovered that Du Longfu was the "old ghost" who planned the entire operation----
