Casey Smith and her dad move around a lot, so packing boxes, driving all night, and moving into a new apartment in a new town is nothing, well, new to her. While it’s weird that her dad is so restless, she’s never really minded before—after all, there’s nothing she can do about it.

Just when her life is starting to have all kinds of possibilities, a knock comes on the door.

And everything Casey has ever known is turned upside down.