Ghoul: Mutated Calamity

[No entry for non-human beings + Virgin Mary + natural disaster invasion + no female protagonist] He... Symbolizing distortion It's the corpse of a god, a transformed demon! It is the devil who reigns in ancient times and makes all living beings fearful! He comes into the world, assimilates and devours everything. I will lead you to a higher world The protagonist's name is actually a distorted transliteration (ﾉ_ _)ﾉ The book is short and does not involve many plots. Mostly based on original works