C620 Break through again fight

"Demon Emperor!" Looking at the seemingly simple and honest middle-aged man in front of him, Ling Yun said with an ugly expression.

For example, this Demon Emperor was discovered by the Demon Lord, who was the one that Ling Yun killed another Earthly Lord Ranking.

If it was an ordinary Demon Emperor, it would not have caused Ling Yun's expression to become so ugly. After all