Jinwoo isn't national rank he's at least a Global rank.

It isn't super duper harder to understand as long as you don't get super obsessed with it and try answering questions you have after learning from what little information can be openly found on the internet. If you somrhow manage to get at information that shouldn't be open to the general pubilc, you might be able to understand more or you could be even more confused not having more knowledge about the concept of verses and the beyond.

I think that after that is so big that the human mind just can't comprehend it.