Vanished
After the romantic flight, Hiccup and Astrid decide to leave berk for good. When Stoick and The Astrids parents find out that Hiccup and Astrid were killed by a night fury, they swore to avenge them and kill the night fury. Many years down the lane, Stoick hears stories of people who train and ride dragons. One of the dragons was a night fury, this made the Hoffersons and Stoick have flashbacks of Hiccup and Astrid. They then go to find the Dragon Master, and the Dragon Mistress, Only to fail. They keep on trying. Nothing. In those years, Hiccup and Astrid find out many things, make a lot of friends, and make a lot of enemies. First in, idk. Three books?…