C4043 Heart of a Wolf Heart of a Dog Lungs of a Dog

Lu Yu frowned. "What do you mean?"

The long-bearded lieutenant said loudly, "We are from the garrison. These demon cores are very useful to us. We will be grateful for your great kindness. We are willing to use money to exchange for them."

After saying that, the long-bearded lieutenant took out a string of coins from his pocket.

These coins were made of copper