In the Underworld, there were Devils. But... there were also Demons. One specifically who ruled over all, one who had the power to dominate all yet he was in slumber. For him to wake, a dose of robust and potent blood was in need. She was the sacrifice. She was the one who had to tend his needs like she did with Lucifer and she refused herself to fall for him.
Crossover - Fairy Tail & High School DxD/ハイスクールD×D - Rated: M - English - Suspense/Romance - Chapters: 6 - Words: 53,297 - Reviews: 83 - Favs: 263 - Follows: 328 - Updated: 7/2 - Published: 2/21 - Natsu D., E.N.D., Grayfia L.