Li Kele (played by Yu Entai) and four unreliable buddies from college set up a "Lights to Find People" company, but the performance was dismal. He borrowed the Mercedes-Benz of his landlord Liu Xiongmao (played by Gao Yalin) to pick up his flight attendant girlfriend Qingqing (played by Wang Lanfei), but was dumped because he didn't buy the limited edition brand-name bag his girlfriend wanted. When he finally got his own Mercedes-Benz back, he rear-ended the police car of policewoman Kang Hong (played by Tan Zhuo) and caused a misunderstanding. When Li Kele learned from the newspaper that the billionaire, former major of the national army, and current Malayan shipping tycoon Zhuang Yigui (played by Lin Dongfu), who was about to die, wanted a large sum of money to find his long-lost grandson, Li Kele led the company's employees to join the "family search" army. After hardships and jokes, when he finally thought he was close to the goal and found the "Zhuang grandson", he found himself trapped in a huge scam. He had no choice but to continue cheating. Although the scam was successful, his desire for money blinded him, and Qingqing fell into the arms of the "fake grandson". The scam was eventually exposed, and the female police officer Kang Hong, who had been watching him, personally participated in the investigation of the case. In the process of "scholar meeting soldier", he and Kang Hong had constant conflicts and became happy enemies. In the end, Li Kele discovered that the "fake grandson" he had been looking for was actually...