chapter 146 flying swordsmanship

Inside the palace.

In the palace where Ye Yunfei is.

In the palace, Ye Yunfei sat cross-legged, with the Nine Yang Sutra running in his body.

Surrounding Ye Yunfei's body were piles of spiritual crystals that had been drained of their spiritual energy and turned into waste.

"In order to break through, I actually absorbed the spiritual energy of more than 10 million spiritual crystals.

Cultivation is really a very expensive thing. "

Ye...