In this enclosed environment, the bat’s sonic attacks were completely different from the outside world. In such a place, an intermediate seventh-level monster's attack could rival that of an advanced seventh-level.

However, Adrian had long been prepared for this. As he dashed toward the depths of the cave, he held out the Divine Frost Slayer Blade, forming a dense wall of sword essence around them. The fierce sonic waves could not reach them.

While the bat wasn't paying full attention, they charged past it. Haris and his six men rushed in before the bat could stop Adrian and Lyra. Haris’ group was met with the giant bat's sonic attack, and all of them stopped in their tracks. Several intermediate seventh-levels coughed up blood and collapsed.

After the attack subsided, Haris was seriously injured. There were now only two intermediate seventh-levels who could fight left.

"Damn this thing that’s hiding here!" Haris shouted in disbelief as he looked at the bat that almost filled the e