C399 The Profound World Gate Is about to Open

"Heavens, there's actually another place with Gate of Profound Realm in this world? Or is it the entrance to another world? "

At this time, Han Feng finally understood what Gate of Profound Realm was.

"That's right, most people in the Cultivator do not know about this either." Xiaoyao Zi said.

"Then, Master, how did you know about this?" Han Feng immediately asked curiously