"Guardian? It can also be said that if you want to enter the secret realm of Sansheng, you must pass my level. " The man in the grey robe smiled lightly and looked at Yi Yu with great interest. He didn't seem to have the intention to make a move at once.

"mang ancient city, Sansheng secret place."

Yi Yu's eyes are dim. He seems to think of something. There seems to be a record of mang ancient city in the ancient Taoist Scriptures. It's said that this city is from the distant chaos and the first city between the heaven and the earth. As for Sansheng secret place, I'm...