"What sets Vaughn apart is the quality of our girls. We do draw from all over, girls from every kind of background, girls for whom Vaughn is a major life experience. And not every girl is the right girl for Vaughn. You can often tell, early on, who these girls are. " The Vaughn School. Home of domed ceilings, gleaming checkerboard floors, and the Vaughn Virgins: the upper stratum of girls who have perfect grades, perfect lives, and perfect friends. Lily Noble is a lifer - she knows all the rules. Then sophomore year, Hazel Tobias arrives as a scholarship student, with her model's looks and unconventional family, and shows Lily everything she's been missing. Can you ever fit in someplace you don't want to be? As Lily befriends Hazel, both girls discover what it means to dive deep beneath the surface - of friendship, of commitment - and to live life with all their hearts, with all they are, headlong.