[There are a lot of reasons Katsuki wouldn't be okay. Namely, the fact that- in Izuku's timeframe- just minutes ago Katsuki was speared through by Shigaraki. So realistically, he shouldn't even be talking without difficulty right now.
Still, even if hearing Katsuki growl at him like nothing's wrong is too good to be true, it isn't enough to save his Gear from the tears dripping off his face onto the screen.]
I- Shigaraki, you were there-
[You were there when you shouldn't have been. When he should have-
He takes a deep breath. Calm down, you can't articulate yourself to explain if you don't calm down.]
Where are you?
[He ends up repeating himself. It's not helpful, no, but he just- needs to figure out a way to get to where he is, somehow.]
Manga spoilersss
Still, even if hearing Katsuki growl at him like nothing's wrong is too good to be true, it isn't enough to save his Gear from the tears dripping off his face onto the screen.]
I- Shigaraki, you were there-
[You were there when you shouldn't have been. When he should have-
He takes a deep breath. Calm down, you can't articulate yourself to explain if you don't calm down.]
Where are you?
[He ends up repeating himself. It's not helpful, no, but he just- needs to figure out a way to get to where he is, somehow.]