Chen Qingwu, a top student in the Department of Finance, returned to his hometown because his father was seriously ill and found that Qingcang Village was on the verge of extinction (left-behind elderly people, abandoned terraces, and acquired primary schools)
- Stayed overnight in a mountain temple to take shelter from the rain, used modern knowledge to save the poisoned woodcutter, and that night dreamed of a white-haired old man granting a mottled jade seal
