A year after the mysterious disappearance of an 8 year-old girl, we meet her grieving family as they return home from her memorial service in their small town. Later that evening, strange lights appear in the nearby forest and the family is exposed to an inexplicably strange phenomenon that rattles them to the core. The origin of the lights appear to be visitors from another world that seemingly terrorize the family.

It's Christmas Day and the Milgram family wake to find a mysterious black substance surrounding their house. Something monumental is clearly happening right outside their door, but what exactly - an industrial accident, a terrorist attack, nuclear war? Descending into terrified arguments, they turn on the television, desperate for any information. On screen a message glows ominously: 'Stay Indoors and Await Further Instructions'. As the television exerts an ever more sinister grip, their...