劇情簡介
『md傳媒免費資源在線觀看下載』介紹:Set1,300yearsaftertheeventsofHowToTrainYourDragon,dragonsarenowjustalegendtothemodernworld.Whenageologicalanomalyopensupanimmense,miles-deepfissureintheEarth’ssurface,scientistsfromallovertheworldgatheratanewresearchfacilitytostudythemysteriousphenomenon.Soonagroupofmisfitkids,broughttothesitebytheirparents,uncoverthetruthaboutdragonsandwherethey’vebeenhiding--asecrettheymustkeeptothemselvestoprotectwhatthey’vediscovered.