This Artikel contains huge spoilers for those who have not read the Bücher that the Zeigen is based on. Do not read any further if Du do not wish to be exposed to them.
The biggest question, to me, is where they will teilt, split Storm? A Kürzlich interview with George R.R. Martin, revealed that season four will be part Storm with some A Dance of Drachen and A Feast for Crows mixed in.