[He knows she isn't, but since he doesn't know WTF she is, and she's not human, he counts her as a demon, even if it is just more because he thinks saying she's human would be insulting and demon is the only decent sort of creature he knows of that has her level of intelligence.]
That's all there is to being friends? Humans sure make it sound more complicated than that.
[Action]
That's all there is to being friends? Humans sure make it sound more complicated than that.