Tu Xiaozha relies on his eloquence to make a living by setting up street stalls, and eagerly wants to move to the upper district. Real estate developer Hu Wanjin pushes hard for demolition, trying to drive away the neighbors in the alley. To protect his home, Tu Xiaozha fakes an overseas expert identity to run for the new entrepreneur award, hoping to use the prize money and proposal rights to stop the demolition. Relying on his street-smart wisdom, he passes trials one after another, but unexpectedly his fake identity is exposed by Hu Wanjin, ruining his reputation. In the end, with the support of his neighbors, Tu Xiaozha gathers evidence, successfully brings down Hu Wanjin, and saves Radish Alley. He also finally understands that true fulfillment in life is not climbing high alone, but having a home to return to and someone by one's side.