Three close-knit couples find their long-cherished harmony undone when a lovely younger neighbor, widowed a year ago and presumably still unattached, becomes pregnant. Who is the father? Could it be one of the husbands? One by one, the couples take stock of their marriages and the loyalties that perhaps have been taken too much for granted.

Barbara Delinsky has published more than 67 novels since the 1980s, including, most recently, The Woman Next Door, The Vineyard, Lake News, Coast Road, and Three Wishes. Published in 25 languages worldwide, her books regularly appear on the bestseller lists of The New York Times, The Wall Street Journal, The Washington Post, and Publishers Weekly. Delinsky is a lifelong New Englander. She and her husband have three sons.