"In the way where if I tell you that Barnes and I have some work to do, so he's coming back to New York with us after this," Tony says, bluntly, "are you going to have a problem with that?"

Bucky stops breathing, but other than that manages to not outwardly react. From the way Steve had talked this morning he hadn't thought it was anywhere near a done deal. What the hell did the two of them talk about last night?