Has been updated, and chapter 60 has been changed a bit after the" -------------- " in the second part of the story, so you can read from there and then continue here, again sorry for the mistake.
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With that, the three of them continued forward for a few more minutes. It was worth mentioning that they seemed to have reached a "new layer" as in just a few minutes, they encountered more Tainted Corpses than they had encountered combined so far. What was even more terrifying was that almost every small group of Tainted Corpses had one, or even two, Mutant Corpses among them.
This was when Eileen's weakness became apparent. Her "{Annihilation} ability was suitable for dealing with a continuous wave of enemies. However, in the current situation where the Mutant Corpses appeared sporadically and in separate waves, her "{Annihilation} skill was not very effective, whether activated or not.