C299 Troublesome

"Master Kong, what is this?"

Ye Zhi asked in his mind.

"If I'm not wrong, this should be the sword soul. The energy in your hand is the remnant energy after the sword soul is destroyed. This energy is incomparably pure, and after accumulating for a long time, it will be very beneficial to your cultivation." Master Kong explained.

"Sword Soul, what is it?" Ye Zhi frowned