Born a Dragon Rider (hiccup x f! reader)

Y/n has always been Hiccup's best friend. She has also always calmed the dragons around her, yet no one knows why (yet). She is the "sister" of Astrid Hofferson, and she was found at a young age by Alin. However, when Hiccup shoots down a night fury finding another at its side a secret is revealed about y/n. This ser...