C2680 The Soul of the Marrow Purification Pool

As Niu Thirteen looked at the Bone Ablutionary Pool, countless thoughts flashed across his mind.

He thought of Xuanyuan Xue and the other disciples of the Heavenly Demon Sect. They might still be in the lower realms and had not come up yet.

If they ever came here again, they would definitely be wanted by the Ancestral Prison because of their repelling force