Hannah Dexter is a nobody, ridiculed at school by golden girl Nikki Drummond. But then Nikki's boyfriend walks into the woods and shoots himself. In the wake of the suicide, Hannah finds herself befriending new girl Lacey, bonded by their shared hatred of Nikki. Lacey transforms good girl Hannah and they share in their lust for chaos and rebellion, thinking that they are invulnerable. But Lacey has a secret, about her life before and it's a secret that will change everything.