[He's pretty set on what he thinks and he's pretty determined to prove her wrong and point out that she is, in fact, just teasing him like usual. But even as they move he can at least answer her question.]

...you asked me a long time ago if I was a hero just because my name's Hiro. I guess I just forgot to tell you that the answer's "yes." [There's a sheepish smile.] Me and five of my friends. We make up a team of superheroes back home to keep our city safe. It's just something we started doing really recently. Like maybe a week or two before I got here. So...it's been a year and a half since I've seen any of them, but I'm kinda glad none of them have been dragged here.