Ellie Wei Pettit doesn't know much about her middle name.She gets lost a lot. And loves butting heads with her lacrosse-crazed brother. He has the same middle name.But he's a walking GPS. And loves butting heads with his word-nerdy sister.Life is good in their California neighborhood.Until a mysterious Asian corporation threatens her dad's firm.With only a week before her family gives up all they love.No way that Ellie will let this happen.Not now. Not ever.Can she stop this by herself, like yesterday?