What begins as a curious experiment in home documentation spirals into a relentless nightmare in this groundbreaking horror film. Young couple Katie and Micah, played with unsettling authenticity by Katie Featherston and Micah Sloat, move into a suburban home where Katie feels a mysterious presence has followed her since childhood. Skeptical but intrigued, Micah sets up a video camera in their bedroom to capture any potential nocturnal phenomena. Directed by Oren Peli, the film masterfully builds tension through the eerie stillness of the couple's home at night, with the stationary camera framing their bedroom doorway and hallway as a stage for the unknown. As the disturbances escalate from faint noises to increasingly terrifying physical manifestations, the couple's relationship fractures under the strain of fear and disbelief. The found-footage style creates an immersive and deeply personal sense of dread, turning ordinary domestic spaces into landscapes of profound terror where every shadow and sound becomes a source of paralyzing suspense.