Ray Ferrier is a divorced dockworker and less-than-perfect father. Soon after his ex-wife and her new husband drop off his teenage son and young daughter for a rare weekend visit, a strange and powerful lightning storm touches down.

Grace is a religious woman who lives in an old house kept dark because her two children, Anne and Nicholas, have a rare sensitivity to light. When the family begins to suspect the house is haunted, Grace fights to protect her children at any cost in the face of strange events and disturbing visions.

Four boyhood pals perform a heroic act and are changed by the powers they gain in return. Years later, on a hunting trip in the Maine woods, they're overtaken by a vicious blizzard that harbors an ominous presence. Challenged to stop an alien force, the friends must first prevent the slaughter of innocent civilians by a military vigila...

Five young New Yorkers throw their friend a going-away party the night that a monster the size of a skyscraper descends upon the city. Told from the point of view of their video camera, the film is a document of their attempt to survive the most surreal, horrifying event of their lives.