It's been months since Toothless beaten the bewilder beast, since then Berk has become a piece full place for all Vikings and dragons to live together in harmony. Hiccup is now the Chief of Berk, his best friend Toothless is now the alpha of the dragons, but something seems different about the black dragon. Toothless keeps disappearing almost every night and it's starting to worry the young chieftain. One night Hiccups curiosity gets the better of him and decides to follow Toothless, what happens when Hiccup sees something that he shouldn't have?, what'll happen to Toothless and Hiccups friendship?, will it blossom into something that neither of them saw coming? Or will it fall apart when Hiccup finds out the truth?.