"An act of affection", as I have been made to understand it. I have heard, aside from our Kjeragi friends, that we were not the only ones.

[Mizuki and Add... and, well, he's not aware of the Vash Situation. There were possibly others, too, but Passenger didn't pay them much mind.]

They've already taken their vows, of course. [Passenger—] Had I known that it would save you, I would have done so sooner. For me, it was a "goodbye" as much as it was...

Well, would you care to find out?