C2921 Contribution of Spiritual Energy

"Hmph!"

The muscular man could also tell that Shen Feng wasn't someone to be trifled with, so he didn't say anything for the time being. He casually threw the old man on the ground.

"Cough, cough, cough..."

After the old man landed on the ground, he started to cough violently.

"Old man, you better tell me clearly what this stone is for!" The burly man shouted coldly