After a series of young women are brutally murdered, the spirit of one of the women seeks to exact revenge on the killers as it works through the body of Sara, an unsuspecting newlywed. Sara's husband must navigate a terrifying sequence of murder, exorcism, and revenge in a race to solve the murders and bring the killers to justice. Once the killers have been identified, Sara and her husband face the ultimate test -- to stave off her demonic possession before she kills again.