C530 Mysterious Sand Grain

Looking at the grey world, one could see a cold wind blowing. It was simply a purgatory in the human world.

The cuckoo bird was on top of Ning Caichen's head, looking at the unfinished building with a terrified gaze.

"Boss, I feel that there's danger ahead." Wait until our cultivation is higher before we come back! " said the cuckoo in a quavering voice