Abby, an eerily self-possessed young girl, emerges from her heavily curtained apartment only at night and always barefoot, seemingly immune to the bitter winter elements. Owen, an alienated 12-year-old boy, recognizes a fellow outcast and opens up to her, forming a unique bond. But as a string of grisly murders occupy his town, Owen has to confront the reality that this seemingly innocent girl might be hiding an unthinkable secret.