Song Yuanyi was originally an ordinary taxi driver. His son Song Yue suffered a broken kicking leg. The expensive rehabilitation fee made Song Yuanyi difficult. Unexpectedly, Xu Caishen, a drunk passenger, left a bag containing a lot of cash in it. Song Yuanyi's car. At the same time, the courier was unemployed in repeated complaints on a few days. Xu Caishen, who lost his bag, was upset because of the criminal secret hidden in his bag. Few of his subordinates were unfavorable. Xu Caishen found the day of the week and instilled the error that "all dignity and achievements come from money". In this way, Zhou Ji and Song Yuanyi embarked on the road of injustice in the pursuit of bag hunting and Tibetan bag pursuit respectively.