After observing the situation for several days, Asaba Kotone felt that there really was nothing wrong with this Experimental Base.
Once Denji gradually grew familiar with the environment, the scientists began preparing to let him interact with the Devil Hearts.
There were actually three other Devil Hearts in the Experimental Base at present: the hearts of the Sword Devil, the Whip Devil, and the Katana Devil.
Of course, the people of this world no longer remembered the names of those three devils, because Pochita had eaten all of them in Hell.
Their hearts, like Little Gun and Pochita, took the forms of various small animals, with the weapons on their heads being their most distinctive features.
It was not just Denji. The scientists gathered all the children in the Experimental Base to interact with those Devil Hearts.
This was a spacious laboratory. The three Devil Hearts were confined separately in three large glass containers, and the children would interact with them through the glass to guard against sudden attacks.
Asaba Kotone and Makima were there too, watching alongside the scientists.
"For some reason, these Devil Hearts all seem to have lost their memories. We can't even learn their names."
One of the scientists spoke up then.
He was clearly addressing Asaba Kotone and Makima.
"Maybe some devil made them this way..."
Asaba Kotone offered the remark casually.
A glint immediately flashed through Makima's eyes. His words reminded her that Chainsaw Man had eaten all these weapon devils, yet for some reason they had not disappeared completely, ceasing to exist like the other devils.
Was there something special about these weapon devils?
Asaba Kotone was actually somewhat puzzled by this too. It was not as though all weapon devils were immune to disappearing completely. Hadn't the Nuclear Bomb Devil ceased to