In this swords-and-sorcery tale, good-hearted blacksmith Eyvind hides away infant Prince Siegfried after two malevolent kings murder his father. But a fiery meteor sent by the gods reveals Siegfried's destiny, sending him on the quest of a lifetime. To save a crumbling kingdom claim the heart of his true love, he'll have to slay the nefarious dragon, Fafnir.
Five years after uniting the dragons and Vikings of Berk, Hiccup and Toothless soar beyond their homeland, charting the vast unknown. During one of their adventures, the pair discover a secret cave that houses hundreds of wild dragons—and a mysterious dragon rider with a startling connection to Hiccup. And as the ruthless conqueror Drago Bludvist rises to seize control of both dragons and people alike, Hiccup must step into his role as a true leader and, alongside his friends and Toothless, protect Berk from a devastating war.
In an isolated farmhouse, located in the middle of nowhere and surrounded by a mysterious wooden wall, Zac and Eva, two siblings gifted with extraordinary abilities, endure every day the wrath of their strict father while witnessing how a cruel sickness lurks their beloved mother.
On the rugged isle of Berk, where Vikings and dragons have been bitter enemies for generations, Hiccup stands apart, defying centuries of tradition when he befriends Toothless, a feared Night Fury dragon. Their unlikely bond reveals the true nature of dragons, challenging the very foundations of Viking society.
When 9 first comes to life, he finds himself in a post-apocalyptic world. All humans are gone, and it is only by chance that he discovers a small community of others like him taking refuge from fearsome machines that roam the earth intent on their extinction. Despite being the neophyte of the group, 9 convinces the others that hiding will do them no good.