C899 The Dao Foundation Was Corroded.

After strolling around for a long time, Yang Xuan finally saw a long strip of black spots on his spine. From the spots, an ominous aura kept coming out.

After all, he was in a soul state. If he were to approach it recklessly, he might be infected by this ominous aura. At that time, the problem would be huge.

Yang Xuan stayed close to the spine and stared at the contaminated area for a long time