In the rural areas of the 1990s, David was intelligent but pretended to be dumb. He gave up the opportunity to go to school to his brother and sister, and helped his parents manage a pig farm at home. Due to his natural talent for pig raising, he received high praise from farmers in the village. Then he decided to go to the city to find his brother Caleb and sister Nina. Caleb and Nina were doing well in the city, but they criticized David for not doing his job properly and not taking care of their parents in the hometown. They looked down on David and thought he had no future...
