A U.S. senator is found murdered, and a cryptic message signed "Jack and Jill" hints at more killings to come. Enter Alex Cross, a homicide detective whose own son becomes a victim in a terrifying plot that targets both the rich and powerful and innocent children. As Cross races against time to find the killers, James Patterson keeps readers on a relentless roller coaster of heart-pounding suspense and jolting plot twists.

Jack & Jill

Dr. Alex Cross is a specialist in forensic psychology, originally working for the Washington DC police department and later as an FBI senior agent. Each book in the series is a whole story with a beginning and an ending, however there are references to prior stories in the series.