Located on bock island in cold northern Europe, Viking warriors on the island have waged endless and Fierce wars with dragon fami lies of different shapes for thousands of years. With hiccup's encounter with the lovely toothless, everything began to change. The islanders tried to live in peace with those big guys, but some people could no longer stand the"disorganized" living habits of the dragon people. They decided to tear up the armistice agreement and drive the dragon people out of bock island.Hiccup didn't want to see the nightmare repeat.He decided to set up a dragon training school with friends such as Astrid, fish legs and twins to educate and train these big guys. Everything seems to be turning for the better. In the face of the wild dragon race, thrilling but tense and interesting stories are destined to be staged one after another