"The school year is over, and it is summer in Atlanta. The sky is blue, the sun is blazing, and the days brim with possibility. But Leah feels. . . lost. She has been this way since one terrible afternoon a year ago, when everything changed. Since that day, her parents have become distant, her friends have fallen away, and Leah's been adrift and alone. Then she meets Jasper, a girl unlike anyone she has ever known. There's something mysterious about...