In the searing heat of Guatemala, Dr Temperance Brennan must harden herself against the horrors she excavates. And then four young girls go missing from Guatemala City. When a skeleton is found at the back of a rundown hotel, only someone with Tempe's expertise can deduce the identity and cause of death. But as she searches for answers, her path is blocked at every turn. It is clear that some people will stop at nothing to keep Guatemala's secrets buried.