Emma is a younger and exquisite graduate pupil simply beginning a brand new life in New York Metropolis. Like most individuals her age, she is all the time linked – her telephone and laptop computer are fixed companions, documenting her most intimate moments. What she would not understand is that she’s sharing her life with an uninvited and harmful visitor. A hacker is following Emma’s each transfer. When the voyeuristic thrill of watching her digitally is not sufficient, the scenario escalates to a harmful and terrifying degree.