CRIME &​ MYSTERY. Well before Precious Ramotswe founded her Number One Ladies' Detective Agency, as an eight-year-old girl she was already solving mysteries. Here, in this delightful, new, enchanting tale for children, we see how the young Precious became the crafty and intuitive private investigator we all know and love! Find out as Alexander McCall Smith tells the story of in another adventure featuring Precious Ramotswe. Ages 8+