The story tells about a group of people including Yang's father and daughter, Zhang Sanlianzi, etc., who entered the dense forest of Shennongjia under the coercion of warlord Yan Liben. They were attacked by various creatures in the forest one after another, and were rescued by wild men in times of danger. Yan Liben was eventually killed by a giant lizard because of his greed. The wild men fought bravely to protect Shennongjia, and finally they worked together to kill the giant lizard, and the deep forest and the village returned to peace again.