About the film: Mother will get married with the local little millionaire Zhu Lao San. Cao Zi, although penniless, still wants to give a golden necklace to his mother as a gift to save face. So he asked his playmates Jiu Yi and Brother Hou to come with him to steal Zhu Lao San's goods, to rob a taxi driver, to blackmail, to rob a French horn from a child. As being sneered at by Zhu Lao San, Cao Zi gangs up with Zhu Lao San's daughter Zhu Xia to mess up the wedding. So the children played the game of "kidnapping". Zhu Xia died, and Cao Zi climbed on a nigh freight train......