A serial Killer is on the loose in Richmond, Virginia. Three women have died, brutalised and strangled in their own bedrooms. There is no pattern: the killer appears to strike at random – but always early on Saturday mornings.So when Dr. Kay Scarpetta, chief medical examiner, is awakened at 2.33am, she knows the news is bad: there is a fourth victim. And she fears now for those that will follow unless she can diog up new forensic evidence to aid police.But not everyone is pleased to see a woman in this powerful job. Someone may even want to ruin her career and reputation…