Detective Lindsay Boxer is jogging along a beautiful San Francisco street when a fiery explosion rips through the neighborhood. A town house owned by an Internet millionaire is immediately engulfed in flames, and when Lindsay plunges inside to search for survivors, she finds three people dead. An infant who lived in the house cannot be found--and a mysterious message at the scene leaves Lindsay and the San Francisco Police Department completely baffled....

The Women's Murder Club is back! A brilliantly diabolical killer is murdering people from every walk of life. The deaths seem unrelated but police homicide inspector Lindsay Boxer senses a connection and, together with medical examiner Claire, assistant D.A. Jill, and Chronicle reporter Cindy, finds a link that sends a chill through the entire nation. This killer's motives are unspeakable.

Four women--a police detective, an assistant D.A., a reporter, and a medical examiner who call themselves the Women's Murder Club--develop lifelong bonds as they pursue a killer whose twisted imagination has stunned an entire city.

An adoptive son dies in prison after being convicted for the murder of his mother, but when Dr. Arthur Calgary proves the boy's innocence, the family becomes surprisingly nervous and hostile