Twenty years after a serial killer murdered four families and was himself killed by the only surviving member of the final family, homicide detective John Calvino--the lone survivor of that killing spree--fears for the safety of his own family when someone recreates the murders of two decades ago.

Jane Rizzoli and Maura Isles—the inspiration for the hit TNT series—continue their crime-solving streak. 
The bestselling author of The Surgeon returns—and so does that chilling novel’s diabolical villain. Though held behind bars, Warren Hoyt still haunts a helpless city, seeming to bequeath his evil legacy to a student all-too-diligent . . . and all-too-deadly.
It is a boiling hot Boston...