You're quite right about that. Your duty requires you to be human in your hearts.

[ Which is the main reason why he still chooses to do all of this - to take on an illusion, to spend time like this. All to better understand the beings whose souls he is bound to collect.

There are other mysteries, of course. But he has to shed his human-like frame of mind to consider those. ]

I think you have a good mindset, for a shinki.