A New York Times Bestseller -- Anna Emerson is a thirty-year-old English teacher in need of adventure. Worn down by cold Chicago winters and a stagnant relationship, she jumps at the chance to spend the summer on a tropical island tutoring sixteen-year-old T. J. Callahan, who is catching up after a year spent battling cancer into remission. But en route to the Callahan's summer home their private plane crashes, stranding Anna and T.J. on an uninhabited island.