It's- Thanks, Shiro. [Not just for the sentiment and comfort but very much realizing too that who knows where he would have wandered off to if you weren't with him. It's a few moments more that he takes to lean against him, gathering himself, or at least trying to.]
I'm okay. I guess it's not the first and maybe not the last time time -- seeing him, something like that happened at the trial with the Blades too, toward the end.