Zhao Yutong, a senior high school student, was accidentally abducted to an unknown mountain village and witnessed with his own eyes the cruel methods of local people to reproduce their offspring. He tried every means to escape, but in the end he failed. During this period, he was taken to work in a black factory and got to know Zhang Ye. In the days that followed, Zhao Yutong learned that Zhang Ye's mother was also abducted and had been treated inhumanely by his father. Zhang Ye hated his father, but he was helpless. He had never walked out of the mountains and had no idea where to go. In the end, Zhao Yutong decided to leave with Zhang Ye.
Purpose: The abducted boy's road to self-rescue