Every Friday a child's snapshot arrives at the Boston office of P.I. Carlotta Carlyle. There's no note. No return address. Just pictures of the child as a newborn, as a toddler, as a preschooler. Maybe Carlotta should have tossed them all in the trash. Maybe then she wouldn't have gotten mixed up again...in murder.Discovering what happened to the child in the photos draws Carlotta into a shattered picture of private lives sadly out of focus-and big shots mixed up with deadly conspiracy that stretches from a New England hospital to the Third World. And when she finds her own "little sister" from the Boston Big Sisters program in a different kind of danger, the truth jumps out in harsh black and white. In a world filled with killers and innocence, Carlotta Carlyle may be the only avenging angel left....