The Chaos Heavy Water here was countless, and the deeper one went, the heavier the Chaos Heavy Water became.
With the Primordial Spirit Emperor's cultivation, it was simply impossible for him to reach the deepest part of Deep Abyss Heaven.
At this thought, Chen Nianzhi looked at the Primordial Spirit Emperor and the Heavenly Desolation Quasi-Emperor beside him, then asked, "How do you feel?"
"I'm afraid it will be difficult to go any deeper."
The Heavenly Desolation Quasi-Emperor spoke with a bitter smile. "This is merely the shallow layer of Deep Abyss Heaven, yet its power is already enough to crush an ordinary Mixed Element Emperor Lord."
"Although I have entered the sub-Saint realm, going deeper still carries the risk of severe injury. We might as well remain here to cultivate for now and try to advance further once we have adapted somewhat."
Chen Nianzhi nodded, then said, "Every time Heavenly Furnace Grotto-Heaven opens, Deep Abyss Heaven remains open for ten calamity cycles."
"You may cultivate here. So long as you endure for ten calamity cycles, you can enter the next stage, Dao-Casting Heaven. The two of us will not linger here any longer."
The Primordial Spirit Emperor and the Heavenly Desolation Quasi-Emperor both nodded and immediately cupped their hands. "With your strength, perhaps you can contend for the supreme treasure nurtured by Deep Abyss Heaven."
"Do not concern yourselves with us. Go straight to the deepest part of Deep Abyss Heaven."
Seeing this, Chen Nianzhi and the Black Abyss Emperor immediately headed downward, toward the depths of Deep Abyss Heaven.
They traveled all the way down, only to discover unconsciously that the surrounding Chaos Heavy Water was growing ever heavier.
By the time they had crossed half of Deep Abyss Heaven, they found that the water pressure had surged