If you want a bit of a spoilerJeez, that "pope" guy is larping real hard.
If you want a bit of a spoiler
His emotions are completely killed because of his character trait, so he literally sees humans as resources and everything basically as a win-lose game, basically to him he sees it as if he's playing a game.
Take my like and get outMan, all of the OP skeletons sure have a bone to pick with the world.
...I'm sorry, I could not help myself.
The manga has expanded quite a bit from the LN so I'm hoping we get to explore that part a bit more eventually in the manga.Thanatos isn't even from the same timeline/world as Arc and was playing on a system that is basically Full Dive immersion. When he got isekai'ed he literally could not tell the difference between his new reality and the game he was playing. Combined with the emotion supression of the skeleton skin he went quite insane because he was trapped in a "game" that would never end. This is different from Arc who was playing on PC so it was immediately obvious to him that he had been isekai'ed as his game character