Even before entering, Ye Mu had warned everyone in advance that the scene inside would be extremely bloody, telling them to prepare themselves. Yet when Ayala, Lililu, and Kuromu entered and saw what lay within, they still felt deeply unsettled.
Before them was a massive semicircular chamber. Rows of wooden crosses had been nailed to the surrounding walls, covered in stitched-together corpses that were half-human, half-animal. The floor was packed like a dense forest with all kinds of glass containers, filled with glowing green liquid, organs, and animal tissue.
From afar, it looked exactly like the secret laboratory of some evil scientist.
Even more chillingly, judging from the chests that still rose and fell and the eyeballs that still moved, these so-called corpses were actually alive.
No wonder Kuromu had called them zombies.
If they listened closely, they could even hear hoarse voices coming from the zombies' mouths.
"Painful... so painful..."
This was a hell even more terrifying than Impel Down's Levels 1 through 6.
Even Lililu, who had seen the world alongside Rocks, widened her eyes at this sight.
"What is this?!"
She looked at Ye Mu, hoping he could give her an answer.
"I don't know either. I took a look further inside just now, and it seems there is more than one place like this. Beyond the passage connecting to this place, there are other spaces as well. Maybe..."
Ye Mu did not finish his sentence, but everyone understood.
It meant that deeper within the cave, beneath the ground, there might be even more places like this.
There were nearly a hundred zombies nailed to the walls of this cave alone, not to mention all those organs and tissues. No one knew how many victims there were inside.
"I plan to take a look further in. There