Because a batch of firearms of the police were lost, Flying Tigers Captain Jian (played by Feng Cuifan) was criticized by his superiors and was ordered to reorganize and train the female bosses. The married life of Captain Jian and Officer Wu (played by Hu Huizhong) is like undergoing special training. Looking at the plaque of "Home of Female Boss" in their home, they feel uneasy every day. Captain Jian and his loyal subordinate An Nan (played by Lou Nanguang) took all the unsatisfactory anger out on the five female bosses who were regrouped for training, trying to eliminate them all to save the face of the Flying Tigers. Unexpectedly, An Nan colluded with five team members including Susana (played by Amy Yip), May (played by Kara Hui), and Amy (played by Sandra Ng) to set up Captain Jian. The five female bosses have their own strengths. Finally, they all passed the hellish training of Captain Jian and began to carry out undercover missions. This time, the female bosses will climb the mountain gambling ship to investigate the truth behind the challenge of the gambling king by the gambling masters in Japan, Taiwan and Malaysia...