C744 The Silver Moon Mountain Was Abnormal

"Awoo!"

Caught off guard, another long howl was heard. It shook the space, and it rang in the ears of the two men. They were so shocked that their eardrums were ringing, and the sound kept echoing in their ears. Xiao Yan felt stifled in his chest, and he couldn't help but cough violently. The Xiao Ao was also startled. It looked in the direction where the sound came from