The film tells the story of Fang Yuan, a delivery boy who just lost his job, who was mistaken for a designated driver by the drunk internet celebrity boss Lu Youcai. He accidentally drove his car to a strange shop, and was forced to embark on a hilarious journey. The two, who had lost their phones and were penniless, quarreled, pushed carts, ate for free, worked as a body scrubber, and laughed together for three days, and finally achieved mutual spiritual redemption.