Title: Oxymoron; chapter 3 & Bonus chapter
Fandom: Blue Exorcist
“My, my, this is really extraordinary,” Mephisto commented. “Never thought Father’s heritage would resurface again.”
Blue flames, tail, and sharp teeth against Grace, halo and wings.
Because some say that Satan once was an angel of Heaven so the idea that one of his children might inherit his Grace isn’t far from impossible.
Shirou really wished somebody would have told him that though. Then again - how hard can it be to raise a demon and an angel?
AU in which Yukio is a Nephilim. Things change.