C2727 What You Are the Sky Demon Tablet?

From that secret passage, he had fallen into this small world. From the Will of Heavenly Demon's words, the passageway was the only one, and that was it. And the condition to enter this place, was to have either the Origin Power of the Sky Demon as well as a soul. Without these two things, the huge rock blocking the road would not have been a secret passage to this place