"The woman's body was found in the early morning, on a bench in a New York City playground. She was clean, her hair neatly arranged, her makeup carefully applied. But other things were very wrong--like the tattoo and piercings, clearly new. The clothes, decades out of date. The fatal wound hidden beneath a ribbon around her neck. And the note: "Bad Mommy," written in crayon as if by a child. Eve Dallas turns to the department's top profiler, who confirms...