Six months after Rupert Falkes dies, leaving a grieving widow and five adult sons, an unknown woman sues his estate, claiming she had two sons by him. The Falkes brothers are pitched into turmoil, at once missing their father and feeling betrayed by him. In disconcerting contrast, their mother, Eleanor, is cool and calm, showing preternatural composure. Eleanor and Rupert had made an admirable life together -- Eleanor with her sly wit and generosity,...