Mad dog acting, pretending to be a traitor, agent, inspector, kill first and tell later, kill in Shanghai, be evil and eat evil, extreme contrast, pretend to be a pig and eat the tiger.
The protagonist Gu Zhengqing, disguised as a "money-grubbing, arrogant and domineering mad dog", used unconventional means such as gangsters, borrowed knives to kill people, extreme blackmail, etc. To deal with various forces such as the military command, No. 76, The Special High School, the Youth Gang, etc. While purging the corrupt military command, he also attacked the Japanese traitors and achieved the ultimate goal of "saving the country through curves."
Mad dog acting, pretending to be a traitor, agent, inspector, kill first and tell later, kill in Shanghai, be evil and eat evil, extreme contrast, pretend to be a pig and eat the tiger.
The ultimate identity contrast between the "hero who saves the country" and the "number one traitor"; using the craziest and rogue means to achieve the most just and great goal; playing with all enemies (including some friendly forces) in the palm of his hand, making them hate, fear and have to cooperate.