C832 Six Hundred and Fiftytwo Wraithworms

His hands stopped moving. It was not that he did not want to try again, but there was nothing else he could try.

Anxiety surfaced on his face as he paced back and forth. His eyes were fixated on the seemingly ordinary stones in the field.

"What is it… What is it… What exactly is it?"

Suddenly, Lin Yu stopped moving. A wave of spiritual energy appeared in his hand