Dr. Abbie Matteo works with an elite team of Boston heart surgeons. But one decision turns out to be fateful for her—and to have far-reaching consequences: she transplants the heart of a woman who died in a car accident into a boy—an adolescent who had been first in line for a transplant—rather than into a rich patient. Then Abbie makes a horrifying discovery. It turns out the new donor heart arrived through dubious channels, and the required paperwork is fake. The clinic’s corporate rules demand that you “stay out of other people’s business and keep quiet,” but Abbie breaks them and starts unraveling the truth...