Alvin has taken the offensive, and he won't stop until he has Hiccup in his clutches. With the help of a brother tribe, Stoick will protect his son. But when Hiccup falls for the cheif's daughter, he'll have to work even harder to protect everything and everyone he holds dear in the world. He'll have to choose between Love and Survival. If not, the consequences will be horrifying.

When Chuck is held back from Earth on Planet 51 for a whole year, him and Lem start a condemned relationship that can only end in disaster.