His surgical skills lead police to suspect he is a physician - a physician who, instead of saving lives, takes them.But as homicide detective Thomas Moore and his partner Jane Rizzoli begin their investigation, they make a startling discovery. Closely linked to these killings is Catherine Cordell, a beautiful doctor with a mysterious past. Two years ago she was subjected to a horrifying rape and shot her attacker dead.Now the man she believes she killed seems to be stalking her once again, and this time he knows exactly where to find her...