As the stone doors slowly opened, an aura of primeval wilderness spread out from within.
Boom!
The instant the stone doors opened completely, a terrifying surge of energy erupted from within.
Yao Dan, the weakest among them, staggered under the impact and nearly lost his footing.
Seeing this, Lei Ying laughed. "Hahaha, Yao Dan, knowing nothing but pill refining just won't do!"
An embarrassed look crossed Yao Dan's face at those words.
There was no helping it. He was the only one among them who had lost his composure.
Xiao Yan smiled. "All right, everyone. Now that the Ancient Emperor's Cave Mansion is open, let's head inside."
"All right!"
Anticipation flashed in everyone's eyes, and they filed through the stone doors with Xiao Yan.
After passing through a long spatial passage, they arrived in a strange space.
Mist shrouded this space, and rich worldly energy permeated the air. An ordinary person cultivating here would likely achieve twice the results with half the effort.
The moment they entered this strange space, Yao Dan's expression shifted slightly.
"This space suppresses soul power to a terrifying degree. Even with my Heaven Realm Great Perfection soul power, I can only probe a hundred zhang around me?"
Lei Ying and Yan Jin exchanged a glance. "It's about the same for the two of us."
Gu Yuan said, "I have an Emperor Realm soul, and I can probe nine hundred zhang around me."
The others then looked at Xiao Yan, curious about how far he could probe.
Xiao Yan smiled. "My range should be about three thousand zhang."
"Three thousand zhang!"
At those words, Gu Yuan and the others sucked in a breath of cold air.
Gu Yuan in particular felt endless waves surging through his heart.
His own soul power had also reached the Emperor