Cleveland Heep (Paul Giamatti) has been quietly trying to disappear among the burned out lightbults and broken appliances of the Cove apartment complex. But on the night that irrevocably changes his life, Cleveland finds someone else hiding in the mundane routine of the modest building - a mysterious young woman named Story (Bryce Dallas Howard) , who has been living in the passageways beneath the building's swimming pool.Cleveland discovers that Story is actually a "narf" - a nymph-like character from an epic bedtime story who is being stalked by vicious creatures determined to prevent her from making the treacherous journey from our world back to hers.