Professor Gideon Oliver knows bones. That's why the mild-mannered sometime-investigator is the forensic specialist the Chief Inspector in Les Eyzies calls when a local dog emerges from a nearby cave carrying parts of a human skeletonand a not-all-that-long-ago-interred one at that. But murder piles on murderand surprise upon electrifying surprisefollowing Gideon's arrival, as his search for answers leads him quickly, into the darkest corners of the scientific community ... and sets him on a shocking trail of death, greed, and deception nearly forty thousand years in the making.