The story takes place in Shanghai in the 1930s. To avenge her family, Yongfang (played by Jiang Yiyan) broke into Shanghai alone. She won the favor of the big boss Duan Shaorong (played by Hu Jun) with her outstanding talents, and changed her stage name to Xiao Jinbao. Duan's ally Tang Liping (played by Zheng Guolin) has been coveting the position of the boss for a long time. He usually keeps silent and obeys Duan's words, but secretly steps up the pace of usurping power. Duan Shaorong's daughter Duan Ning (played by Yuan Xinyu) loves Tang Liping's younger brother Tang Litian (played by Huo Zhengyan). Litian is secretly engaged in anti-Japanese work. Tang Liping immediately urges Litian to get along with Duan Ning, so that Duan Ning can contain Duan Shaorong in the future. After the "August 13" incident, the Japanese army occupied Shanghai in an all-round way. Tang Liping, who was eager for power, joined the Japanese invaders, which made Duan Shaorong deeply ashamed. Xiao Jinbao and Tang Litian took the opportunity to instill in him the idea of resisting Japan and saving the nation. Duan Shaorong was moved by the Communist Party's anti-Japanese proposition...