Le Qi (Sonija Kwok) is an inspector of the Security Branch of the Hong Kong Police. She is beautiful, skilled, and intelligent, and she has repeatedly dealt with terrorists. This time, facing the terrorists' bomb extortion, she personally deployed a siege operation, but during the operation, the car dealer Jianqiang happened to pass by, which hindered the operation. In the end, although the terrorist leader was arrested and Jianqiang was rescued, some terrorists successfully escaped, and the Security Branch suffered heavy losses. In order to supplement the force, the equally skilled beautiful police officers Lihua (Charmaine Sheh) and Baoer (Shirley Yeung) were transferred to the Security Branch, and the three of them established a deep friendship in their subsequent interactions. One day, Jianqiang encountered a terrorist bomb attack when delivering a new car to a customer. He was fired by the car dealer because Lihua wanted to help him explain and made things worse. It happened that his girlfriend abandoned him again at this time, and the bank took back the building he had provided. Jianqiang's life fell to the lowest point, and he regarded Lihua as his nemesis. Le Qi felt that he could no longer let these terrorists continue to be at large, so he decided to take a risk...