C4059 The Revival of the Immortal Dao

"What is this?"

Ye Feng looked at the devil heart with a serious expression. Although the Ninth Heavenly Layer was intact, there was such a strange devil heart.

This made Ye Feng realize that this was the biggest obstacle in his recovery of the Ninth Heavenly Layer.

Ye Feng observed the devil heart for a long time, but he didn't find anything