Local constable Xue Buyi keeps his distance from corrupt colleagues until he is framed for the theft of thousands of dollars in relief funds. Now he must choose: fight to clear his name or uphold the law he's sworn to obey.

Extreme sport lover Zhou Feng got involved in an international illegal trade by accident. So he had to follow an international special agent Bruce to Budapest. Together with a crappy police officer Miao Yan, a non-professional scientist Ding Shan and an unemployed doctor LV, they became an amateur unit. In company with the senior agent Bruce, these four rookies started a fight with the terrorists that was both thrilling and hilarious.