According to government statistics, 1 in 6 women and 1 in 19 men will be stalked during their lifetime. Stalking is a crime of power and control that causes terror and destroys lives. Though most victims know their stalkers, the crime is even more unsettling when victims are pursued by people they may have never met. In this series of three one-hour specials, we talk to the victims, their families, and those most intimately involved in these disturbing stories of obsession.