Young officer Xu Wenqiang (Leslie Cheung) was ambushed by Japanese agents on the way to escape and fell into the sea. When he floated to the Bund, he collapsed and fainted. Ding Li (Andy Lau) passed by and tried to save him but was subconsciously forced to use force. After a fight, the two became friends. Friends. Ding Li accidentally rescued Feng Chengcheng, the daughter of Shanghai tycoon Feng Jingyao (Wu Xingguo)...