Patricia Cornwell

On the eve of a top secret space mission, Captain Calli Chase detects a tripped alarm in the tunnels deep below a NASA research center. A NASA pilot, quantum physicist, and cybercrime investigator, Calli knows that a looming blizzard and government shutdown could provide the perfect cover for sabotage, with deadly consequences. As it turns out, the danger is worse than she thought. A spatter of dried blood, a missing security badge, a suspicious suicide--a...

Chief medical examiner Dr. Kay Scarpetta finds herself in a Northern Virginia wilderness examining the remains of two campers wanted by federal law enforcement. The victims have been savaged beyond recognition, and other evidence is terrifying and baffling, including a larger-than-life footprint. After one of the most frightening body retrievals of her career, Scarpetta must discover who would commit murders this savage, and why.--

In the aftermath of a NASA rocket launch gone terribly wrong, Captain Calli Chase comes face-to-face with her missing twin sister{u2014}as well as the startling truth of who they really are. Now, a top secret program put in motion years ago has spun out of control, and only Calli can redirect its course. Aided by cutting-edge technologies, the NASA investigator and scientist turned Space Force pilot sets out on a frantic search for the missing link...