Ilde's answering laugh is a wordless confirmation, and she says, "Daddy stopped bothering to take me after a while - he said it had never done him any harm so it probably wasn't going to do me any, either." Which is among the many small clues she's put together to trace her ancestry through her paternal line, even if his adoption (and their lack of information about who his birth parents were) make it a dead end any further back than that.