#1 New York Times bestselling author Kathy Reichs’s twenty-second high-stakes thriller! In this “attention-grabbing” (Booklist) narrative, forensic anthropologist Temperance Brennan follows a series of bizarre disappearances on the islands of Turks and Caicos and enters a sinister labyrinth in which a new technology may wreak worldwide havoc.

Called in to examine what is left of a person thought to have been struck by lightning, Tempe traces an unusual tattoo to its source and is soon embroiled in something much larger. Young men—tourists—have been disappearing on the islands of Turks and Caicos. Seven years earlier, the first victim was found in a strange location with his left hand hacked off; subsequently, two other visitors vanished without a trace. But recently, tantalizing leads have emerged…

Maddeningly, the victims seem to have nothing in common—other than the odd places where their bodies turn up, and the fact that none seems likely to have been involved in criminal activity. Do these attacks have something to do with the islands’ culture of gang violence? Tempe isn’t so sure—but she soon discovers evidence that what’s at stake may have global significance, and the sound of a ticking clock grows menacingly loud. Then Tempe herself becomes a target…