Country boy Chen Yunhe and his cousin Liang Mingxu made an appointment to study together when the wheat was ripe. Chen Yunhe studied agriculture and determined to improve the land in his hometown. The two worked together to study agricultural technology, cultivate high-yielding wheat seeds, and returned to their hometown to establish an agricultural cooperative. The promises made by the young people in the past finally came true. They took root in the hometown with their knowledge, allowing Nian Nian Mailang to witness the promise made when they were young.
Purpose: The young man fulfills his promise in the wheat field with his original intention and uses science and technology to feed back the local area.