The two crossed mountains and ridges.
Even traveling through a Ghost Domain, it took them several hours to leave the mountain range.
From high ground, they gazed into the distance.
Ahead lay a stretch of deep, dark land.
No.
It was not land.
It was an enormous lake, its surface frozen over. Beneath the ice, the water was a dim, shadowy black.
"To the north lies a vast lake."
"Its color is black."
"Its depth is unfathomable."
Mo Qingying could not help murmuring the words recorded by the Ancestor Emperor.
They were only standing at its edge.
They had not yet set foot on the lake.
Yet an indescribably wild and ancient aura swept over them. Even Jiang Qiao felt a pressure he could barely resist.
He scanned it with his Dual Pupils.
Beneath the lake's surface, he found only lightless darkness. He could not gauge its depth at all.
His expression shifted slightly.
His Dual Pupils could not probe it.
Either the lake truly was unfathomably deep, or something terrifying and supernatural beneath its surface could interfere with his Dual Pupils.
Whichever it was.
It put Jiang Qiao on his guard.
"Once we cross this great lake, we'll reach a mountain range with no frozen ground."
"Beyond those mountains lies the northernmost extreme."
Mo Qingying spoke.
"But this lake is very dangerous. According to the Ancestor Emperor's records, many Vicious Ghosts that cannot be investigated lurk beneath its surface, along with strange creatures that have long since vanished from the outside world."
"There are even..."
She paused briefly before continuing, "Beneath the lake are Civilization Remains belonging neither to this world nor to the Supernatural World."
"Hm?"
"Neither to this world nor to the Supernatural World?"
Jiang Qiao looked at Mo Qingying.
"Did your Ancestor Emperor reach the bottom