Perhaps you might uncover something different from what I found if you go to the church. There's something going on directly below the Heliopolis tree, but getting there is a feat in and of itself given how confusing the Below's network of pathways can be.

[ He'd made the attempt once, and then quickly realized what a task it would be. ]

It's why I've been focusing my efforts in Kowloon for the time being, just in case someone knows something. Even better if they know of a shortcut. [ Because he is going there, one way or another. ] I would just be careful of what you ask and who you ask — you don't want to end up in the Tribune's radar either.

[ Or Kaeya can always just be way too paranoid, which is a truth he can accept. ]