"It's been five years since the Mason family vacationed at the lakeside cottage in northeastern Vermont, close to where prize-winning novelist Samuel Mason grew up. The summers that Sam, his wife, Mena, and their twins Franny and Finn spent at Lake Gormlaith were noisy, chaotic, and nearly perfect. But since Franny's death, the Masons have been flailing, one step away from falling apart. Lake Gormlaith is Sam's last, best hope of rescuing his son...