Revenge Like You've Never Known. A Taut Electrifying Story of Innocence Lost and Darkness Gained. "If you have to kill one, kill the other also." These were the words that the renowned psychologist Dr. Susan Patterson had reluctantly spoken to Detective Iris Williams and her partner Annette Toni. Their topic of discussion: sixteen-year-old Stacey and Jannifer McHill. A few weeks after Iris and Toni's horrific confrontation with the twins--where Iris was forced to shoot and kill Jannifer--Stacey McHill was sent to a new facility for the criminally insane. "If you have to kill one, kill the other also." In the meantime, a sadistic rapist/murderer is on the loose in Harlem, and he is targeting middle-aged women. Iris and Toni must hunt the maniac down before the city explodes in an all out panic. But in the middle of the hunt for the rapist/murderer, Stacey McHill escapes. Now, the warning that Dr. Patterson had given Detective Iris Williams will haunt her like nothing had ever before... "If you have to kill one, kill the other also."