The creation story which is represented in the passage "ex nihilo earth diver world parents emergence" can be summed up as creation from nothing. In other words, the earth was created from nothing. For the purposes of this discussion, the creation story is a cultural, traditional or religious story which describes the origins of the present world. Creation Ex Nihilo is a common creation story and is found in the creation stories from Ancient Egypt, the Bible and the Quran.
Summer rain is imagery a type of figurative language. And what figurative language can do to a story is set the tone, and when it is imagery it can create the setting.
I like the manga's "angels of death" and "demon slayer" (you probably already know demon slayer if you like manga/anime). angels of death is a good manga, though it has a lot of blood in the anime. Also, it might get a bit boring.
