Fourteen-year-old April May Manning spent her life on airplanes with her flight attendant parents. When her father dies in a crash, April's mom marries a pilot who turns out to be an abusive jerk, and gets Mom confined to a psychiatric hospital. So April takes off, literally, living on airplanes, using her mother's flight benefits, relying on the flight crews who know she's been shuttling between divorcing parents for a year. Then, there's a hijacking,...