[The answer he receives doesn't come from Sana, in fact; after hearing the squeaks of his apparent guests, he turns to look at the branches below and notices the smoky newcomers. Although his furrowed brow doesn't soften at the sight, his exasperated remark isn't particularly harsh:]

This is far from the strangest thing all of you have seen, surely.

[Especially given the frosty fortress ordeal from two months prior. But another vocal tirade from the bat in Sana's hands brings him to glance down and spot the aqua-haired girl at last.]

You there. It's not safe to handle them with bare hands.