694. Xuan You Demon Son, Evil Spirit Clan!

In this mountain of corpses and sea of blood, the source Death Qi of every corpse had actually been drained dry by some strange power, as if something had gnawed at them for ten thousand years, leaving only empty husks behind. That was also the reason this place had not the slightest stench of rot.

Xiao Yan secretly grew wary in his heart. There was definitely something hidden in this secret realm that they had yet to notice.

"Found it."

Xiao Yan slowly opened his eyes. A cold gleam flashed through his pitch-black pupils as he raised his hand and looked toward a broken mountain wall on the western side of the prison.

"The thing that slipped into the secret realm is hiding in there. There's only one person, at Spirit Grade Heavenly Sovereign cultivation, and he's corroding the sealing array's foundation."

"Judging by the speed of his corrosion, in another seven days, he'll be able to completely collapse the core array eye of this seal from within and let these Demon Emperors break free!"

Everyone looked in the direction of Xiao Yan's finger. Sure enough, where that broken mountain wall connected to the Sealing Chains, there was an extremely fine black crack. If Xiao Yan had not pointed it out, even the Western Heaven War Emperor and the Four Golden Spear Brothers would have had difficulty detecting it.

Threads of black Heart Demon mist, nearly invisible to the naked eye, were continuously seeping through the crack into the seal, corroding the golden rune chains.

The once-brilliant Demon-Breaking Runes had already mostly turned dim and lightless, and even showed spiderweb-like fractures. Clearly, they had been corroded for a long time.

"A Heavenly Sovereign? It's a demon traitor!"

"It must be a demon traitor planted in the Great Thousand World by