When you live, you die, when you die, you live. In the 21st century AD, patients with ALS suddenly wake up from freezing. In this future where cultivation and technology coexist, he takes the fragments of his ancestral "Shan Hai Jing" and steps into the forgotten cave, becoming the last inheritor of the ancient innate era. However, the earth is a cemetery of civilization sealed layer by layer, and the secret war among the inheritors of each era has begun. Walking in the gap between the times, he will choose between the ruins of the gods and the future city, whether to restart the era or to transcend it.