C500 He Was Back

"I say, Zhang Nan, can you not waste the treasure land and use the trash instead?"

Lan Qing's words rang in Zhang Nan's mind.

"What do you mean?"

Zhang Nan asked in puzzlement.

"The Cerulean Spear has enough spiritual energy for you to absorb. But you insist on absorbing a sliver of spiritual energy from the outside. Tell me, what is this?"

Lan Qing said helplessly