A black aura gushed from the tomb entrance like a spring, its overwhelming presence instantly drawing the attention of every Nen user there.
Even when post-mortem Nen had begun to gather strength, it could not pose much of a threat to Nen users.
But its aura was extremely conspicuous, allowing Nen users within its range to clearly sense the ominous danger it contained.
Normally, unless it was a targeted, parasitic form of dead Nen or a rule-based ability that had already activated, there was little reason to worry about the threat of post-mortem Nen.
In most cases, it could actually be treated as a paper tiger.
However, the one aspect of dead Nen that could never be overlooked was its tenacity.
You could defend against it or escape it, but destroying it was very difficult.
"Dead Nen from inside the tomb?"
Ging looked up at the black aura soaring into the sky under the searchlights and murmured in puzzlement, "This level of strength... strange."
Compared to ruins, tombs were far more likely to give rise to post-mortem Nen.
That was because people in ancient times had practiced burying the living alongside the dead. Depending on the tomb owner's status and standing, sacrificing hundreds or even thousands of people was nothing unusual.
Unless they were forced or had no choice, why would most people willingly be buried as sacrifices?
As a result, those sacrificed people were very likely to leave behind powerful emotions such as hatred and resentment after death.
Once the scale of the sacrifices grew large enough, those intense lingering emotions would accumulate, gathering into a mass of dead Nen that could not be ignored.
However, this excavation was being led by Hram, Lulusi Country's chief Ruins Hunter and a Nen Exorcist.
If they disturbed the dead Nen inside