As the saying went, "A mountain may be in sight, yet it could still run a horse to death." Though the majestic mountain range stretching between the Northern Border and the grasslands had appeared in view, it was clearly still quite far away.
They set off again. Only after more than half a day did the mountain range, which had been no more than a faint outline on the horizon, finally come clearly into Chu Mu's sight.
Yet at that moment, Chu Mu's expression abruptly changed.
"Stop!"
He suddenly halted. The Longevity Sect disciples following closely behind him also instinctively stopped in midair.
As the autumn wind swept past, a faint scent of blood was not difficult to detect.
Upon catching that faint bloody scent, the Longevity Sect disciples visibly became more vigilant.
"Esteemed One, there is a smell of blood."
One disciple spoke cautiously.
Chu Mu did not respond. He gazed toward the still-distant Yan Yun Mountain Range, observing it for a moment before sweeping his sleeve. A jade Compass hovered above his palm.
With a tap of his fingertip, the Compass rippled like a mirror's surface. An indistinct wave spread toward the Yan Yun Mountain Range, and within just a few breaths, densely packed black dots emerged across the Compass's mirrored face.
At the same time, strings of densely packed characters and numbers appeared along one side of the Compass's mirrored surface, marking the nature of each black dot.
Every black dot represented a place where spiritual energy fluctuated.
Judging from the nature of the spiritual-energy fluctuations displayed by the spirit-detection Compass, these densely packed fluctuations had almost all arisen from cultivators fighting and killing one another.
In other words, this fortress of copper walls and iron ramparts that had endured for countless years was now... suffering internal