I agree that after this, there should be no more family connections. But at least in this case, they can point to the original text and say “see. we’re not crazy.”
After this, if they end up in Oz, for example, they can make it so Regina or Rumple or even Cora knew of the land and had connections, but not family ones.
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"He was a lot of things to me" "The only conclusion was love"