206 bones

The twelfth book by Kathy Reich about the cases investigated by forensic anthropologist, Temperance Brennan and police officer, Andrew Ryan. At a crime scene Tempe counts and bags 206 bones belonging to a body but back at the laboratory four bones are missing and she is accused of negligence. This is only one of a series of accusations that are made including an anonymous telephone message stating that she missed important evidence during an autopsy. Coupled with threatening messages Tempe realises that not only is her career is at risk but also possibly her life. Why are these accusations being made and who is behind the conspiracy.