After three years of emotional abuse, 28-year-old Peggy Klinke breaks it off with boyfriend Patrick Kennedy. When Patrick begins watching Peggy's every move, police offer little to no help, leaving Peggy to take matters into her own hands.

When Mary and her family move to the quiet DC suburbs, she finds a new best friend in her next-door neighbor "Jane". But it doesn't take long to know that there's something strange about Jane. Uncomfortable, Mary tries to distance herself but Jane won't be stopped.

A single mother of two give her business card to Kevin Gary. Not knowing that she's inviting an obsessive stalker into her life.

Police officer Amy Johnson happily marries Dustin Hall for four years, but overtime he starts to becomes a different man. As a officer of the law, Amy is convicted she can handle it on her own until Dustin finally crosses the line.

Single mother Karen Welch gets a mysterious call on Christmas Eve. At first, she thinks nothing of it, but before long, she's getting dozens of hang-up calls every day. Follow Dr. Michelle Ward through this shocking game of cat and mouse.

In 1996, outgoing Cameron Wallace meets shy Ryan Clutter in a high school art class. The two are only acquaintances but Ryan soon becomes obsessed with her. And little does she know that Ryan will stalk her for the next ten years.