Dr Kay Scarpetta uses forensic medicine to try to catch the killer of five young women.

Gabriella Mondini is a rarity in 16th century Venice: a woman who practices medicine. Her father, a renowned physician, has provided her entree to this all male profession, and inspired in her a shared mission to understand the secrets of the human body. Then her father disappears and Gabriella faces a crisis: she is no longer permitted to treat her patients, women who need her desperately, without her father's patronage. She sets out across Europe...

When Scarpetta examines a young man's body, she discovers stunning indications that he may have been alive when he was zipped inside a pouch and locked inside the cooler of her new Cambridge Forensic Center in Massachusetts. Various 3-D radiology scans reveal more shocking details about internal injuries unlike any Scarpetta has ever seen. These suggest the possibility of a conspiracy to cause mass casualties, and she races against time to discover...