All Jungkook wants is a powerful dragon familiar to have a life bond with. He doesn't expect to summon a bratty, sadistic, short demon instead.
An incubus at that.
TOP - Jeon Jungkook
BOTTOM - Min Yoongi
Yoonkook au in which half demon florist Yoongi is sent to deal with a playful spirit in an old apartment who scares everyone off but wouldn't go to the afterlife.
Yoongi did /not/ expect to fall in love.
(Completed! around 47k+ words)