C775 Blood Gate Kowtow(1)

The black fog silently retreated, but Nangong Yu and Wangchen didn't feel relaxed. On the contrary, they felt their scalps going numb.

Because, they heard the sound of the door opening suddenly. Their hearts skipped a beat, and a chill ran down their spine. They felt goosebumps all over their bodies.

"Creak!"

This sound came again. It was definitely not an illusion, but a real existence