Try to open the stories on browser and copy the url. For postings add them to your saved list and open them on the browser. Then try this site: snapinsta.to/en46/instagram-private-downloader
A bit complicated but that worked for me a while ago.
also I messaged her and I believe her and this Peter are in a talking stage I asked if she liked him or anything and she wouldn't deny it I haven't renewed my sub I shall wait anf see