Fated Servants (Sebastian Michealis x Demon! reader)

Y/n is a demon, long ago, she was friends and lovers with someone. But she was killed along with her friend. Y/n Became a demon shortly after, and was a faithful servant to Vincent Phanthomhive. However, when the manor burned, Y/n was attacked, put into a mortal state. Now that Y/n has finally broken free of the state that an angel put her in, she met a familiar face at the manor.

All characters (except for mine) are Yana tobosos property