[When Keith says these things, Shiro's own expression looks absolutely wrecked again, although it gentles a moment later and he even manages the smallest of laughs, his hand soft against his cheek.]
Good. I'll hold you to that.
[For now, though... he's looking over Keith again, just a quick pass to make sure there isn't anything he's managed to miss in the rush of adrenaline. It's clear to say that was the only major injury, at least, and some of the tension eases in his body, breathing out a soft, relieved sigh.]
Think you can move? Be honest. [They shouldn't stay down here-- if more come back, it'll be really bad. There's blood in the water, and if these are anything like normal sharks, that's not a good thing. But if it's going to hurt Keith too much, he will absolutely stay down here and destroy anything that comes near him... anyway.]