C612 Demon Emperor's Clone

Mei Yu walked over and asked, "Why are you always staring at this hole?"

Ye Yun raised his head and said, "I keep having the feeling that it's a little familiar with the shape, like I've seen it somewhere before and can't recall it for a while. Oh right, you should know how to seal the demon qi, right? "

Mei Yu shook her head. "I don't know."

"What?" He opened his eyes wide and thought