[ One holds himself a bit stiffer on account of the armor, but otherwise they're the same. Down to the faint winces when he moves in a way that agitates an old wound - which all match up with the armor scars too. And that lichtenberg figure Hiro showed his brother once? Blaming it on an accident in the lab? Matches up with an electric scorch mark on his armor, clearly from a Tadashi-designed weapon. Presumably he has more that fit just as perfectly.

Meanwhile, Hiro's mind is racing. His mouth goes dry for a moment - he's caught off guard by the vulnerability in his brother's request. Now whatever story he was thinking of just flies right out of his head. ]

It's - it's a costume. You know, Fred's this huge geek, but I can't say no to him, and there's a convention soon, so ... so I spend way too much time on it, I know ...

[ It starts off weak and gets weaker, even in his own ears. ]