The No. 1 Ladies Detective Agency often helps people find things they have lost. But they have never had to help a client find ''herself''--until now, in this latest installment of Alexander McCall Smiths best-selling and beloved series. A kindhearted brother and sister have taken in a woman known only as ''Mrs.''--a woman with no memory of her name or of how she came to Botswana. And so its up to Precious Ramotswe and her new co-director, Grace Makutsi, to discover the womans identity. Meanwhile, motherhood proves to be no obstacle to Mma Makutsis professional success. As she settles into her role as partner at the agency, she also launches a new enterprise of her own: the Handsome Mans De Luxe Cafe, a restaurant for Gaborones most fashionable diners. But even Miss 97 Per Cent isnt fully prepared for the temperamental chefs, drunken wait