Huang Yumeng, a modern migrant worker, traveled to a poor farmhouse in Tianqi Kingdom and became Sanni, who was mistreated by her grandmother and fell into a coma due to high fever. After waking up, she bound the golden finger of the "broken mall" and relied on modern knowledge and mall supplies to grow bean sprouts, sell dried shrimps, grow beets, and lead her family to become rich. She resolved family conflicts, made friends with neighbors, dealt with disputes in the village, farmed and did business in ancient times, used wisdom and courage to rewrite the fate of her family, and lived a wonderful life.