A woman is haunted দ্বারা a creature that only appears when the lights go out. A feature adaptation of the 2013 short film, "Lights Out" দ্বারা David Sandberg.
An introverted young man is sent to juvenile hall after he accidentally kills a young woman who is part of a group of tormentors that play a cruel prank on him. Years later he is released and is back for revenge — and blood.