Mott's life becomes complicated when the abandoned puppy she found turns out to be a mythical Norse wolf who is partly responsible for bringing about the end of the worlds.

"When twelve-year-old Eddie Gordon Holloway and his friends are left home from Beach Bash, aka the greatest party of the year, only to realize that everyone in town has disappeared without a trace, they do what any smart, responsible kids would do ... have the best day ever! No parental supervision sounds fun for a while, but forever is a long time. And soon the gang starts to notice strange things happening around town, and they're only getting stranger....

Eleanor Dross knows a thing or two about the end of the world, thanks to a survivalist grandfather who stockpiles freeze-dried food and supplies--just in case. So when she reads about a Harvard scientist's prediction that an asteroid will strike Earth in April, Eleanor knows her family will be prepared. Her classmates? They're on their own! Eleanor has just one friend she wants to keep safe: Mack. They've been best friends since kindergarten, even...