The sky of the underworld was forever dim and murky.
The Cyan-Scorched Army raced across the gray-black plains.
On the back of a Black Blood Paper Horse, Luo Si interrupted his healing, opened his eyes, and looked toward the horizon.
A flicker of doubt passed through his eyes.
"That is Water Burial Valley!" Ning Zhuo knew the direction. Sun Lingtong had once come here, only to be intercepted nearby.
Ning Zhuo also revealed a puzzled expression—the sight before him differed greatly from his memories.
Dense black-gray mist rose from the valley, gathering low in the air into leaden clouds that bore down with immense pressure.
Two black hills resembled the skeletons of colossal beasts lying prone.
Ning Zhuo frowned. "Why do these two black hills feel much shorter than I remember?"
The hills seemed like two giant beasts facing one another, tearing open a relatively narrow yet bottomless fissure between them—that was the entrance to Water Burial Valley.
"There had clearly been a great battle here!" Luo Si transmitted solemnly.
Both he and Ning Zhuo showed concern.
The former worried about Gray Bone Old Man, while the latter was preoccupied with Buddha Physician Meng Yaoyin.
As they drew closer, the details within the gray-black mist became clearer.
Countless tiny gray-white flecks drifted and floated through the fog. Like paper ash after burning, yet also like spores of some fungus, they revolved soundlessly, releasing a stench mingled with mold, rotting corpses, and heavy watery decay.
"This is the burial water unique to Water Burial Valley. Under normal circumstances, it flows through the valley as streams and rivers." Luo Si's voice carried a trace of heaviness.
Sun Lingtong had never entered the valley, but Luo Si had gone in and out far too many times and was thoroughly familiar with it.
Ning