god/goddess, angel, demon, ghost, vampire, werewolf, witch/wizard, elf, mermaid, siren, dragon, orc, zombie, mummy, non-human creatures + human relationship/romance manga stories ( + smut )
check out the 1st list:
fav supernatural creatures, human/non-human relationship/romance
(manga) no smut
https://www.mangago.me/home/mangalist/2854315/ 
