[ When Izuku moves to retrieve the slippers, Shouto kneels down to undo his boots, since it'll take a moment. But once he's gotten them free, he slides his feet into the slippers and carefully arranges his boots out of the way to ensure that they aren't in the way of any other visitors or residents. ]

It is, but thus far we haven't encountered the thief. It's all been aftermath, and none of the magic used on-site has been harmful thus far. There are theories, but - it's an active investigation. [ Meaning he can't talk too much about theories, of which he has many that don't match his father's.

He trails into the room, and bows his head in response to the hospitality once again. He's a polite kid, at heart, so he'll obey and go take a seat. ] Thank you, regardless.