Dr. Kay Scarpetta is working a suspicious death scene in Cambridge, Massachusetts, when a video link lands in her text messages and seems to be from her niece Lucy. But how can it be? It's clearly a surveillance film of Lucy taken almost twenty years ago. As Scarpetta watches she comes to grips with frightening secrets about her niece. That first clip and others sent soon after raise dangerous implications that increasingly isolate Scarpetta and...

"In the aftermath of a NASA rocket launch gone terribly wrong, Captain Calli Chase comes face-to-face with her missing twin sister--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. From NASA to the White House to distant orbits of space, Calli, aided by cutting-edge technologies, plays a high-stakes game of hide-and-seek with...