When the body of a young woman is discovered near the banks of the River Tiber, Nic Costa is drawn into a dark and dangerous underworld. When a young woman turns up dead in a peat bog near the banks of the River Tiber, Teresa Lupo, a maverick pathologist, believes she has the victim of an ancient Roman ritual on her hands. She's wrong. Leo Falcone, the chief inspector, knows this case is recent hi...