In the Viking village of Berk, a few years before the events of How to Train Your Dragon 2 (2014), everyone is excited about the upcoming annual Dragon Race. And as the Dragon Riders reminisce about how the hunt for lost sheep became a spirited sport and a long-standing tradition, Hiccup, Astrid, and Berk's ambitious younger generation prepare for the demanding event. But who has what it takes to win the island's first Dragon Racing Championship?