While investigating a stock fraud case involving tens of billions of yuan, Zheng Yi (played by Wang Qianyuan), the captain of the Wugang City Economic Investigation Team, discovered that Han Dongchuan (played by Feng Shaofeng) established the "Big Golden Bull Investment Advisory Agency" with his good brother under the name of "Dr. Han", using live broadcasts to induce investment and commit fraud. A fierce race against time unfolds between the police's anti-fraud elite and the "criminal genius". As the investigation deepens, the truth becomes more confusing. What is Han Dongchuan's secret? Who is the mastermind behind the scenes? How to solve the mysteries? In the fortress of money full of desire, all suspense will be solved...