主演：埃美·加西亚,杰里米·沙达,科斯顿·约翰,阿什利·廖,朱丽娅·斯蒂尔斯,马库斯·斯克里布纳,达茜·卡尔登,贾斯蒂娜·马查多,劳伦·汤姆,安吉丽卡·布拉尔,Pavar,Snipe,金伯莉·布鲁克斯,Carrie,Keranen 导演：内详
Set1,300yearsaftertheeventsofHowToTra
Set1,300yearsaftertheeventsofHowToTrainYourDragon,dragonsarenowjustalegendtothemodernworld.Whenageologicalanomalyopensupanimmense,miles-deepfissureintheEarth’ssurface,scientistsfromallovertheworldgatheratanewresearchfacilitytostudythemysteriousphenomenon.Soonagroupofmisfitkids,broughttothesitebytheirparents,uncoverthetruthaboutdragonsandwherethey’vebeenhiding--asecrettheymustkeeptothemselvestoprotectwhatthey’vediscovered.
