System: the Deadline Is Approaching, I Will Go Through the Wilderness to Survive

The great emperor of the Xuanhuang Universe, Yang Fan, is about to expire, and the supreme beings in the heavens are watching him with eager eyes. At a critical moment, he activated the prehistoric time travel system, and his soul came to the prehistoric world. The great road is manifested here, and the lifespan is unlimited! Yang Fan: When my soul returns, it will be the end of you! The power of the great emperor cannot be violated!