Lu Beichen used to be a top-tier rich second-generation heir, but after his family went bankrupt overnight, he became a food-delivery rider. Fate played a cruel joke on him when the System assigned him to deliver a meal to the Michelin three-star restaurant where his ex-girlfriend, Su Nian, worked. To please her new boyfriend, Su Nian humiliated Lu Beichen in public and tore up the IOU he had kept. As he quietly cleaned up the mess, every customer's phone in the restaurant rang at once: a breaking news alert announced that a mysterious buyer had taken over the West City King of Land project after its funding collapsed. That buyer, Lu Chen, was Lu Beichen's twin brother, who had vanished three years earlier. Lu Chen walked into the restaurant and placed a new contract on the table. "Welcome home, big brother."