Myriad Souls Valley was actually not very large in area, spanning only two or three hundred thousand li. Compared with the perilous lands in the various interfaces that often stretched for several hundred thousand or even millions of li, this place was truly tiny.
Although its area was not large, the fact that it could be called Myriad Souls Valley was enough to show that it contained an enormous number of Yin souls.
Qin Fengming and the other three flew for several days, yet did not encounter a single Yin soul. All four clearly understood what that meant.
The existence capable of driving away or devouring all the ghostly Yin beings within a radius of ten or twenty thousand li made chills creep down their backs merely at the thought of it.
If the ghostly beings here were merely at the Demon King or Demon Venerable level, they could not possibly possess such formidable strength as to make all the Yin souls and ghostly beings retreat. Aside from that terrifying Profound level existence, there should be no other possibility.
A Yin soul or ghostly being at the Profound level was an existence that all cultivators entering this Sumeru Space could only look up to. Not to mention defeating it—even whether they could withstand a single strike from it was something no one dared claim they could do.
Qin Fengming himself absolutely did not believe he could withstand one attack from a Profound level ghostly being.
Facing the imminent appearance of a Profound level ghostly being, the three female cultivators shared the same thoughts as Qin Fengming. Although the three women had prepared some measures, they still had no powerful means capable of resisting a Profound level existence.
That was because this was Qinggu Space. Any cultivator who entered it was