After the attack of Drago Bludvist and when Hiccup have become the chief of Berk, a bunch of ships arrive at Berk. Drago destroyed their original home, so they seeked help from Berk. Some of the kids that wanted, got trained b Astrid and Fishlegs to ride dragons, to help protect Berk in the future, since another attack could happen at any moment.
4 parts