Lu Beichen, once a top second-generation rich man, became a food delivery rider after his family went bankrupt overnight. As fate would have it, he was ordered by the system to deliver food at the Michelin three-star restaurant where his ex-girlfriend Su Nian worked. In order to please her new boyfriend, Su Nian humiliated him in public and tore up the IOU for his life. Just as he was silently cleaning up the mess, the mobile phones of all the diners in the restaurant rang at the same time - the city's breaking news push: the Chengxi Diwang project was taken over by a mysterious buyer due to a broken capital chain. And this buyer, Lu Chen, was Lu Beichen's twin brother who had disappeared for three years. Lu Chen walked into the restaurant and put a new contract on the table: "Brother, welcome home."