Mia, 16, is kind of a disaster, unlike her brilliant sisters, academic Grace (19) and swimmer Audrey (13). Struggling at school, Mia goes into a tailspin, seducing a man in his 40s and putting herself at risk on several occasions by drinking herself into oblivion. It is only the disappearance of her younger sister that helps Mia see that she doesn't need it all to be about herself to be happy.
