It was as if someone had suddenly poured a bucket of cold water over Mu Yingchan’s head as his entire body went completely rigid.

This sound seemed to come from the empty space that had abruptly ruptured as it echoed in his ears. As the Sect Master of Soaring Celestial Sword Sect, one of the three most powerful people in the Azure Cloud Continent, he actually had not detected the aura of the owner of that voice before it had appeared.

What was even more terrifying was the fact ...