In Rome"s crowded Campo dei Fiori, a woman rushes up to two carabinieri, insisting that her sixteen-year-old daughter has just been abducted. Detective Nic Costa intervenes - because Costa knows what the two officers don"t: that in the police morgue, forensic pathologist Teresa Lupo is examining the mummified corpse of another girl, whose long-ago disappearance and death bear haunting similarities. What happens next, as Nic and Teresa are pulled into a dark drama of greed, lust, and sacrificial murder, will lead them to the most chilling discovery of all: in a pit of human darkness, where ancient malevolence still endures - and a very modern vengeance has begun....