One day, a group of college student expedition team accidentally broke into Yuandu, one of the legendary origins of mankind, and broke into a strange world.
This place has been guarded by the Yu clan for generations, with priests, spiritual platforms, simple clothes, and enlightened thoughts. Have they traveled through time, or entered some alien space?
In a strange world, everyone who is supposed to be helping each other has some hidden agenda. Is their intrusion a simple accident, or have they fallen into a conspiracy?