Jiang Xubai and Xu Nianshen were abandoned by their parents and separated after entering a welfare home. Xu Nianshen was adopted by overseas Chinese and went to a foreign country, while Jiang Xubai went south to do business and accumulate wealth. In order to save Xu Nianshen, he went to the bottom of the valley. After they reunited, Xu Nianshen chose to leave quietly...
Concept: The trauma is so deep that it is difficult to recover alone. They use each other as a fulcrum to transform each other.