Johanna Parry, a quiet caregiver, starts a new job working for an elderly Mr. McCauley and his teenage granddaughter Sabitha. A cruel trick by Sabitha lands Johanna in an awkward one-way relationship with Ken, Sabitha's estranged father but her newfound ambition and desire gives her courage to transform her awkward doom into real contentment.

In New Orleans, the lawyer Emily Parker meets the handsome Billy Hytner by chance; they date and fall immediately in love for each other. One month later, Billy proposes her and gives an engagement ring he bought in an antiquary shop. From this moment on, Emily has visions of a weird woman and she decides to investigate about the previous owner of the antique ring. She discovers that the woman that is haunting her is Marie Salinger, who disappeared in 1969, and the police had found only her severed finger with the ring. Her fiancé Paul Hamlin was accused of the murder but considered not-guilty by the jury. Meanwhile, Emily meets Billy's parents and is not accepted by her future mother-in-law Beth Hytner. Emily continues to investigate the murder, disclosing the truth about Marie's death.

Pat Baker is a small town sheriff. His son, Kurt, is a deranged young man with a dark secret. Sheriff Baker's worst nightmare comes true when Kurt escapes from a psychiatric hospital where he was locked away for the brutal murder of his mother thirteen years earlier. Gary, a hospital security guard, sets out into the woods to stop him, but soon finds himself relentlessly hunted by the deranged psychopath intent on killing him and anyone who crosses his path. Sheriff Baker launches an intense search to find his son, only to discover that his daughter, Sara, and her friends are camping in the same woods where Kurt has escaped. Kurt's psychosis escalates, as does his vengeful killing spree, culminating in a terrifying, climactic confrontation with Kurt, the sheriff and his family.