"But when I was clearing that instance, I found that the maker of that Pillar of the Present World came from the Bright Society, so I'm very curious what exactly their relationship with the Management Bureau is."
Back when he cleared the Pillar of the Present World, he discovered the Underground Shelter had fallen into a time loop because of Mercury, and that made him curious about this question.
It was just that at the time he couldn't really talk to the Four Major Organizations, and afterward he was busy with all sorts of things; by the time he'd gotten familiar with the Management Bureau, he'd already forgotten about it.
The appearance of the Death Temple Research Institute once again stirred up his doubts.
