In the village of Berk, Hiccup (Jay Baruchel) is an outcast among his fellow Vikings. While they hunt dragons, Hiccup is more interested in observing and learning about them. One day, he shoots down a Night Fury dragon, but instead of killing it, he befriends the wounded creature, naming it Toothless. As Hiccup and Toothless spend more time together, they develop an unbreakable bond, and Hiccup learns that there's more to dragons than he initially thought.

Join Hiccup, a young Viking with a big heart, as he befriends a dragon and changes the fate of his village in this animated adventure. In a world where dragons are feared and hunted, Hiccup and his new friend Toothless must navigate the challenges of their unlikely friendship.