The Ten-Thousand-Mile Breath-Tracking Technique went very smoothly.
After only a few breaths, a wisp of green smoke curled up from the pieces of clothing and leaped toward the southwest.
"Judging by this, the distance shouldn't be far—only a few million li or so." Song Wen stared at the direction in which the green smoke drifted and murmured to himself.
No sooner had he spoken than Song Wen turned into an afterimage and sped toward the southwest.
Before long, he arrived at the place indicated by the wisp of green smoke.
It was a region of layer upon layer of mountains.
Looking over the rolling mountain range, Song Wen found no trace of any living person.
Thus, the person he was tracking was either high in the sky above or deep underground.
"Master, there is a natural cavern a hundred li underground. Someone has set up a concealing formation there," Shadow Void reminded him within his sea of consciousness.
"Can you sense what is inside the formation?" Song Wen asked.
"No. It is at least an eighth-rank formation," Shadow Void said.
"A hundred li underground?"
As Song Wen murmured, he summoned the Heaven-and-Earth Avatar once more.
Then, with a flip of his hand, he took out a fifth-rank Earth-Escape Talisman. After activating it, an earth-yellow spiritual radiance enveloped the Heaven-and-Earth Avatar.
In an instant, the Heaven-and-Earth Avatar sank into the soil beneath its feet like a fish entering water, descending all the way down.
After going a hundred li deep, the heavy pressure around it abruptly vanished, and the Heaven-and-Earth Avatar landed inside a cavern.
It stood at the edge of the cavern, with a slick rock wall only several zhang behind it.
Before it lay nothing but darkness; its divine sense could detect nothing at all.
This was because its