Reincarnation Inconsistency

This is a short fantasy romance story that revolves around the race of half-devils called "devilbirds" who ironically possess such soft-looking appearance with their pure white complexion, lack of hair and lip color, soft and thick milky fluffy wings and white tall horns. Among them was an exceptional devilbird who had decided to leave their realm and leaped to the one that's beneath them-the humans'.