They said people could stay, or could be sent home. Either way we have no way to verify if that much is true, only blood too old to be from anyone who is here now, unless people are lying about how long they have been here.

[Or... the memory loss that was mentioned? What if it had been them. It would explain the portraits if they had been here for some time and somehow been made to forget, but... no, she's confident, she knows herself too well to fall victim to such a foolish thing. Nothing here seems familiar, anyway.]