Kazehana
Vivacious Flora
How is he being rude? There are actual people that would identify as such. Not saying how we should take the idiotic 'otherkin' community seriously and classify what they feel as a gender/sexual orientation, but then again, the same thing could be said about all these new-fangled genders that people keep inventing to explain, what amounts to, their feelings.
I refuse to divulge in this any more. Nothing either I nor anyone else could say would help the situation become more positive, and if that cannot be accomplished, there is no point.