C171 Pitch-black Stone Walls

The walls were dark as charcoal, rough and rough, and they looked very ordinary - not to mention slightly ugly. It was as if the craggy walls had been painted with coal powder, and there was nothing special about them.

Of course, Hengtian wasn't stupid enough to judge the value of the stone wall just by looking at it. One had to know that it was easy to fool around and return to simplicity