Dark age Britain where Queen Dagan is toppled by a revolution led by Humble Joan . The Queen becomes a fugitive in her own land, and must face hardship and danger as she embarks on a voyage to win back her throne.Dark Ages Britain where Queen Dagan is toppled by a revolution led by Humble Joan. The Queen becomes a fugitive in her own land, and must face hardship and danger as she embarks on a voyage to win back her throne.