New friends and a mystery help Aden, thirteen, adjust to middle school and life at a dying western theme park in a new state, where her being born armless presents many challenges.

"It's Spring Break! Milton Worthy and his family are off on a vacation to Super Fun World. It's a week filled with roller coasters, rides, and fried food--and no super-sub missions for seven whole days. Everything is going according to plan until Milton gets stuck looking after Noah--part-time classroom pet, full-time evil mastermind--who has an entirely different kind of getaway in mind. Will Milton be able to figure out Noah's latest plot for world...