I mean she's bound to be related to the memories he has from childhood right? Her daughter somehow, or perhaps in whatever weird manufacturing process they go through, the memories or feelings of the one he knew in the past is being expressed in some form as some recycling byproduct? It'd be hard to assume it's literally the same one, but we don't really know how they age. I can't really take this any differently.
Don’t forget to praise the Goddess of Sequels \o/