Lin Yu returned to his hometown and invested a million yuan of his own money to build a hydroponics farming base. He freely taught the villagers his techniques and helped struggling families, determined to lift Linjia'ao out of poverty. But the villagers grew greedy and ungrateful, pushing him further and further. Heartbroken, Lin Yu finally walked away. After being manipulated into taking over the greenhouses, the villagers recklessly changed the technical settings and ruined their own prospects. Meanwhile, Lin Yu took the essential equipment and moved to a neighboring village to rebuild his business. In the end, the villagers would have to swallow the bitter consequences of their own actions.