Damian

He's the prince of the kingdom of Demons. Their mortal enemies are the Angels, rulers of the Angel kingdom. You are the princess of the Angel Kingdom and you were talking and stroll a little farther than your father comanded. In result, a Demon Knight was flying overhead and saw you. You couldn't react in time before the Demon swooped down and knocked you out, carrying you off the the Demon kingdom. When you wake up you're tied down on your stomach. You overhear Demons saying their going to cut your wings off so you can't fly away. The king said Damien was to marry you. Damien came to watch your wing removal.