Leah Teague's whole life is a lie - she just doesn't know it yet. Soon after her diplomat dad is posted to Rio de Janeiro, seventeen-year-old Leah's seemingly perfect life starts to unravel. She witnesses a murder during a class trip to Rocinha Favela and becomes the target of a ruthless politician.

Forced to flee Brasil for her safety, Leah arrives at a posh New England Boarding school where she is befriended by a small group of fiercely loyal seniors known as The Disappointments. Just when she begins to feel safe, an ambitious American journalist uncovers a long-buried secret about Leah's family - a secret that hurls Leah into a web of international politics and corruption. Now, with both Mossad and the CIA looking for her, Leah is forced to run. As the danger escalates, Leah searches for help. But is there anyone left that she can trust?