[He looks unconvinced by that, scratching the back of his neck.] It was a little more than just getting along, actually.

[At his time-point, all the attraction was on his end and he's not yet unaware of any reciprocity on her part (or three years of denial, as the case may be).]

Just because we get married in the future, that doesn't mean she's gonna appreciate getting a... uh... jump start on it.