[ this isn't the first time he's heard about it, but it's the first time he's heard it directly from someone. If it wasn't already obvious, there's something fishy about the entire situation; even Korosensei isn't sure what to make of it at the moment. Different worlds - different universes, maybe, places he would never have reasonably assumed to exist - converging together here, by their own will or against it. ]

That is worrisome indeed. [ he sighs through his nose(?), thinking. ] In that case, it's even more important that we get to the bottom of this. I won't stand by while kind people like you and Sorey-kun are held hostage so far from their homes.