Who is Sophie in Saga?

Who exactly is Sophie in Saga, the critically acclaimed comic book series by Brian K. Vaughan and Fiona Staples? She seems to be a pivotal character, but her origins and motivations remain shrouded in mystery. Is she a mere human caught up in the epic conflict between the Starks and the Wreath, or does she possess some hidden powers or abilities? What is her connection to the Wreath, and what role does she play in the grand scheme of the series? Fans of Saga are eager to learn more about this enigmatic character and her place in the world Vaughan and Staples have created.