In "Sir Fleeting," a Midwestern farm girl on her honeymoon in Argentina falls into lifelong lust for a French playboy. In "Blythe," an attorney who has become a stay-at-home mother takes a night class in poetry and meets another full-time mother, one whose charismatic brilliance changes everything. In "The Wife of the Dictator," that eponymous wife ("brought back. . from [the dictator's] last v...