"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...

In 1960, Billie Valentine is a young housewife living in a sleepy Massachusetts suburb, treading water in a dull marriage and caring for two adopted daughters. Summers spent with the girls at their lakeside camp in Vermont are her one escape -- from her husband's demands, from days consumed by household drudgery, and from the nagging suspicion that life was supposed to hold something different. Then a new family moves in across the street. Ted and...