C666 Heavenly spirit crystal

"Whoosh!"

Tang Huan did not hesitate, and immediately entered.

The tunnel was several meters tall, and was quite wide. It was diagonally downwards. After a dozen meters, the walls were inlaid with white bones of various sizes. The bones continued to emit a pale luster, and a ghastly and terrifying aura spread out, causing one's hair to stand on end.

Tang Huan's body was like a stream of light