In the prosperous and dangerous Shanghai Stock Exchange, undercurrents are surging in every corner. Lu Mingxuan is quietly active in this bustling city. He lurks in the heart of the enemy, and under the cover of feasting and feasting, he engages in thrilling secret battles with cunning enemies. The streets, alleys, and mansions of Shanghai have become a battlefield for him to move around. Every decision is related to the gain or loss of intelligence and the lives and deaths of countless people. He struggled to move forward amid the intertwining of family, friendship and mission, trying hard to find the dawn of victory in the fog of spy wars in Shanghai, and fighting for the fate and peace of the country.