The hunt for a deranged murderer with a taste for fire, and a devastating new lead in the high-profile disappearance of the governor's son combine in an electrifying series of stunning twists and emotional surprises.

With the help of her friends and fellow members of the Women's Murder Club - Yuki, an attorney feeling the strain of a hard-hitting court case; Claire, a medical examiner trying to balance her career and her pregnancy; and Cindy, crime reporter for the San Francisco Chronicle - Lindsay must race to find the suspects and stop the cold-blooded killers, fast.