The old aphorism insists that marriage is made in heaven. Can it be unmade, on a jumbo jet, from Los Angeles to Chicago? Mr Alexander Hunter, 55, is a prominent investment banker. He lives in Evanston, Illinois. Two years ago, his first wife died. He married again, to Phyllis Wilson, a divorcee. Phyllis is 33, physically beautiful and conscious of it, intelligent and opportunistic. Marriage to Alexander Hunter afforded her wealth, affection, and a social position. Men desired her, but did not love her. She is a tragic young woman, a victim of her own beauty. Her doom was almost foreordained...