"JARVIS probably told him you're here. I doubt you could avoid him for very long even if you wanted to."

Really, he's amazed Tony hadn't shown up to stick his nose in already. Maybe JARVIS hasn't told him yet, figuring he and Betty deserved a few minutes of privacy for so long. Or maybe Tony himself had decided that. It was hard to tell, though regardless, he can't say he's not grateful for it, especially with that unspoken question.

Frowning, he follows her gaze down to their hands, his own tightening around one of hers. "There's -- I haven't -- I don't trust anyone else."

Not like that. And, more importantly, he's not sure he could love anyone else like that. Not like he loves Betty.