C99 Thickening and Thinning

Zhang Xing wiped off the fine beads of sweat on his forehead and heaved a sigh of relief. "Phew, good, good …" "

Without turning his head, he started running in the direction of Violet Cloud City.

The Black Mountain was more than two thousand kilometers away from the Violet Cloud City, and according to their full speed, it would still take them around a day to reach there