Regarding this, he vaguely made some judgments.
'This thing, it's somewhat like a high-dimensional projection, to be more precise, it's like a shadow projected outwards from the depths of an 'nonexistent hospital.' If the source of the infection is not eradicated, then killing it a few times would probably be useless...'
'That's probably also why the female employee could still be seen on the second floor, looking neither alive nor dead, because in a certain sense, what we are seeing is just a 'shadow'...'
Colin had some guesses about the superficial anomalies of the hospital.
It wasn't that the "Bonfire" couldn't kill it, but rather that the source had not been found.
Thinking of this, some of the unease Colin felt due to the "Bonfire" 'failing' dissipated somewhat.
Following the two people's reasoning, the three of them moved downward in silence.