C495 The Secret of Longevity

Guan Hao looked at everyone and revealed a mysterious smile, "The secret that I want to tell you the most is here."

Everyone was surprised as they heard the old man's words.: "I would like to hear the details."

Guan Hao said in a serious tone: "You saw that thing just now, even if you don't believe me, you have to believe it. That guy teleported here from Mysterious World