Watch Online Free on Watchseries. A boy named Connor begins to be stalked by a mysterious entity which targets him for an unknown reason. As the stalking intensifies, Connor attempts to find out what exactly this entity is, all while his mental health begins to deteriorate and he grows more anxious, and begins closing himself off from friends, family and the world, which all eventually culminates into a confrontation between Connor and the mysterious entity known as "The Stalker".