It's a happy time in Berk--the Vikings are getting ready to celebrate their favorite winter holiday: Snoggletog! And now that the Vikings and dragons are no longer at war, it should be an even bigger celebration. But there's just one problem: all the dragons have left Berk--even Toothless! Where did they all go, and are they ever coming back? Find out where the dragons disappeared to as they plan a special celebration of their own.