Police trainee Liu Ying (played by Meng Xia) was on a mission to protect Hong Kong businessmen when an uncle stole her mobile phone and high-end bag. The uncle gave the stolen goods as a gift to his nephew Xiaoqiang (played by Zhao Yingjun). Liu Ying called to redeem the mobile phone. Xiaoqiang saw that it was profitable, so he entered the city with the excellent genes of his fraudulent family. Xiaoqiang went to the city to seek refuge with his fellow countrymen Simao and Xiaocui who were in trouble. The three of them used many means of making a living, from selling fake adult film discs to pretending to be beggars to ask for money. Xiaoqiang also used his slick tongue to escape from the hands of police officer Liu Ying and the underworld big sister Mrs. Li (played by Jin Qiaoqiao). When he was captured by Liu Ying again, Xiaoqiang suddenly showed his bravery and saved the factory owner Wu Dacheng (played by Na Wei) who was cheated by the underworld with his three-inch tongue, and promised to help him recover the debt, so Xiaoqiang began to fight wits and courage with the underworld...