Chapter 687: Three Demonic Cultivators...

"I have no idea what the founder was thinking back then. Placing the Flying Sword Sect so close to such a dangerous seal…"

Shaking his head as he muttered this to himself, Xuan Hao glanced towards the black miasma below one last time before taking his leave after confirming that the sealing formation had not weakened.

In the first place, he had not come to try and comprehend the black miasma or try to understand the ancient formation that kept it sealed up… But only came to check if the seal was showing any signs of weakening since his last visit.

For now, the most important thing would be to continue repairing his damaged dantian and preparing to leave for the capital of the Sky Empire.

Trying to investigate the ancient seal could wait for when he returned from the capital of the Sky Empire and had fully recovered his strength.

Swish~!