Margaret is tired of everything always changing. Middle school has gone from bad to worse. Her best friend is becoming a stranger. And her family - well, it's not even a family anymore.So Margaret is running away to Foreverland, her favorite amusement park. Hiding out there is trickier than she expects - until she meets Jaime, a thrill-seeking, fast-thinking runaway who teaches Margaret how to stay one step ahead of the captain of security.At first, this after-hours, all-access pass to the park is a dream come true: sleepovers in the Haunted House, nonstop junk food, and an unlimited ticket to ride. But as the runaways learn each other's secrets, they must face the reasons they left their normal lives behind. With the Captain closing in and Jaime's future on the line, can Margaret finally take control?