Wen Jiang

In 1935, the Nationalist Government, in order to prepare for the logistics and economy of long-term warfare, forcibly introduced legal tender and stopped the use of silver dollars, military notes, customs gold notes and other currencies, making preparations for resisting the Japanese invasion of China. In response to this, the Japanese military secretly produced a large amount of counterfeit legal tender in Harbin, disrupting the financial and trade order. The Japanese army called it the "Black Cat Project"

Han Shuang is a returned overseas Chinese from the United States. Influenced by Western education, she is extremely dissatisfied with the way domestic parents educate their children. She helped her deskmate Liu Xiang, who came to the city from the countryside, fight for human rights and helped him learn English. Gradually, they became inseparable good friends who went in and out together. But just before she was about to return to the United States, she was