At the Hongxing Town Bus Station, announcer Feng Dasang broadcasts warnings against ticket scalpers, provoking Hou Zhanzuo, a scalper who comes looking for trouble with a shoulder pole. Ticket seller Yue Xiaopao bravely steps in with ticket stubs as evidence to stop him. The two investigate and discover that dispatcher Ma Deli has been secretly withholding tickets and colluding with scalpers, with station chief Zou Laohua covering up the scheme. Despite the pressure, they visit witnesses and gather evidence, finding witnesses Dan Danniang and Huo Dache. They also enlist a retired chief accountant to verify the ticket records. When faced with threats and obstruction from those trying to destroy the evidence, everyone joins forces to protect the ticket stubs. Deputy station chief Tie Laomian from the county bus station arrives to conduct a thorough investigation, exposing the ticketing corruption at the bus station, cracking down on scalping, and protecting passengers' rights.