[Sigh.]

You're not making my job easy, kid, you know that? All right, all right, let's wander off instead.

[Adachi doesn't really want to, because he doesn't care, but he knows they're keeping an eye on him, so he follows the rules. And protecting students is one of the rules. Still, annoyed though he is, he adopts a friendly tone, not chastising her.]

So, where ya going?