When a fire in a wealthy suburban home leaves a couple dead, Detective Lindsay Boxer and her partner, Rich Conklin, search for clues. Meanwhile, there finally seems to be a lead in the case of Michael Campion, the son of a recent governor, who has been missing for a month. As fire after fire consume comfortable homes and more people die, Lindsay and the Murder Club must race to find the arsonists responsible and get to the bottom of Michael Campion's disappearance.