C891 No one taught?

No one taught him?

"…" After hearing what Long Wusheng said, that Yang Shi was also stunned. He only knew that Dugu Hong had extraordinary attainments in the art of formations. He had not expected to reach such a high level. Even a pavilion master like Long Wusheng was unable to break it. This meant that there was definitely some formation expert assisting Dugu Hong from the shadows. Then