Lin Tianyou's family fell into decline and he was in a difficult situation. He was forced to become the Su family's son-in-law, and he was treated with cold eyes and ridicule ever since. On the surface, he appears to be a loser and the laughingstock of the family, but in reality he is open-minded and scheming. He steadily resolved the family's internal and external crises, and gradually won the recognition of the Su family with humor, wisdom and a sincere heart. He and Su Wanqing went from being dissatisfied with each other to sharing life and death together, and sharing the wind and rain together. He tried every means to get rid of the frame-up of the hostile forces, counterattacked step by step, and became an indispensable pillar of the family. Not only did he protect the Su family's business, he also gained the trust of his family and the sincerity of his wife. The whole process is full of ups and downs, with constant jokes, every trough is hidden in a reversal, and every step of growth is accompanied by warmth, humor and touching, which truly explains the value and dignity of a son-in-law.