Well, there's only so much you can do with fire, not that that makes it any less useful.

[And while he can't think of an immediate use off the top of his head (mostly due to having All The Feels right now), he does know that fire is always very useful to have - and having someone who could control it would be even better.]

Anyway, I'm not seeing anything worth objecting over. So, welcome to Brave Vesperia, Mao.