"Pretty big nothing," he quips dryly as he stops just inside the cabin and turns her to face him.

Jealous of the bond he may be, but he's no stranger to knowing there are some things he just can't do. He'll bristle at it, and it'll sting like nine hells every time it rears up to remind him of itself, but he's not a stranger to the idea of accepting it for what it is, either. Besides that Han is confident that he knows Leia pretty kriffing well, mystical whatsits bond or no.

Well enough to not buy some throwaway line about how it's nothing when she's upset enough to let her hair come undone without fussing over it.