Shen Yuqing, the daughter of a wealthy businessman in Jinling, was forced by the Japanese army to cooperate with her father. She secretly teamed up with patriotic businessman Gu Yanchen, used her own business to transport anti-war supplies, and also used social occasions to collect Japanese military intelligence. The two fell in love with each other during their cooperation, but were suppressed by the Japanese army and traitors. They finally succeeded in sending supplies to the front line, and their father also came to his senses.
