Hmm.. [ Duo pauses for a moment, trying to think of how to explain this or move forward. It seems to him like she's missing memories she maybe should have, or that someone was making an attempt to leave her something nice and she doesn't quite get it... Either way, he wants to read carefully here. ]

Then I would guess they're good things, whatever the reason you have them is.

Maybe eventually you'll know why you have 'em, if you keep them on you.