It would make sense to have her go in search of a way to get Thomas back (Through the use of a magic wish, perhaps?) and end up in Agrabah.
How Thomas disappeared after Cinderella got out of her contract with Rumple has been a mystery since season one. So, it’d be nice if the writers were finally getting back to it (albeit 5 seasons late).
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"That’s how you know you’ve really got a home. When you leave it, there’s this feeling that you can’t shake. You just miss it." Neal Cassidy