He nearly chokes at being called a good guy. In that voice Steve gets when he means what he says, when he's being very deliberate about saying what he's saying, how he's saying, and who he's saying it to. His shoulders draw up, then back down again when the pull aches more than he'd like. He has to let lunch sit for a minute so he can get the appetite that so swiftly left him back.

Remember to breathe.

"Yeah." To answer the question while he stares at the countertop for a few seconds longer before making himself take another bite.