The bizarre case of the 1999 murder of May Greineder of Wellesley, Mass., is explored in all its unsettling detail by Boston Herald reporter Farmer and former Massachusetts State Police detective Foley, a key investigator. . . . While Dirk Greineder’s guilt is never in question for the reader, Farmer and Foley imbue the investigation and subsequent trial with suspense, going to great lengths to flesh out the players.