How to Cheat a Dragon's Curse

When Fishlegs is struck down by the deadly Vorpentitis, Hiccup Horrendous Haddock III must set out on a desperate mission to find the only known cure: a vegetable that doesn't even exist in the Viking world. To save his best friend, Hiccup will have to outsmart Roman soldiers and survive a journey across the frozen sea. It is a race against time where the smallest hero must face his biggest fears.