The Wings of a Swan (SebastianXOC)

After a young woman escapes the abuse of her drunkard husband, she finds out that she has the blood of a demon and the wings of a swan. Of course, she's frightened of herself and happens to find another demon in the surrounding area that's willing to help her. That demon just happens to be the Phantomhive family's head butler Sebastian Michaelis. With the two being demons, perhaps they won't hit it off as easily as expected...