In a wealthy and isolated desert community, a sound expert is targeted as the prime suspect of a series of brutal murders of local suburban housewives who were attacked and mutilated in their homes. As he desperately tries to prove his innocence, his wife starts to uncover startling truths…

After a freak, fatal accident, the soul Karl—aka The Address Book Killer—ends up trapped in the electrical grid. He targets Terry and her son for his next victims, turning home technology against them as deadly weapons.