The Grand Daughter of Hiccup and Astrid sets off with her dragon to become great like her Grand Father fore, he has become old and awaits death sadly with his dragon by his side. She wishes to bring glory to her family again and be as alive as he was when he was younger, finding new dragons and protecting Berk.
The main character is calm and aloof and a little full of herself. She has trouble connecting with her friends and would much rather reclaim the glory of her family by herself, but she knows that's not how it should be. The first trial for her is to make a break through with her friends and family in order to move on, but things are eager to get in the way. Old and new enemies of Berk make their way, will Berk's dragon riders be able to defend Berk and their dragons?