In a city swallowed up by darkness, a group of seven strangers are stalked by a serial killer seeking the one woman who can identify him to the authorities. The lights are out due to rolling blackouts, and most of the locals are cowering in their homes as a homicidal maniac dubbed the Picasso Killer stalks the streets.
One night, in a darkened office building, seven strangers find themselves stalked from the shadows. The Picasso Killer is near, and the slaughter won't stop until Christie Wallace is dead. Christie knows the Picasso Killer's true identity, and is she wants to get out of this building alive, she's going to have to fight for her life.