HTLANF AU: How to Raise Your Night Furies
In one universe there's Hiccup and Kala as a couple, living together happily with their three children Dart, Stoick, and Lief. But what if I told you there was another universe where that wasn't the case? What if I told you there was a universe out there where Hiccup and Kala aren't mates, but rather father and daught...