C640 A New Discovery

"Strange, there was another person here just now. Why did he disappear in the blink of an eye?" A thin but tall middle-aged man frowned and said.

"This person could disappear in front of us. Is he at the middle or late stage of the Spirit Monarch Realm?" Another middle-aged man with a round body said in a deep voice.

"Middle and Late Spirit Monarch?"

The thin middle-aged man murmured