Als een nieuwe dag begint in het kleine Amerikaanse stadje Minninnewah, beginnen de bewoners hun dag net zo gewoon als de volgende. Moeder Natuur heeft echter andere plannen met hen. Inwoners hebben slechts 13 minuten om onderdak te zoeken voordat de grootste tornado ooit de stad verwoest, waardoor ze worstelen om hun dierbaren te beschermen en vechten voor hun leven. Overgelaten om de nasleep te verwerken, moeten vier families hun verschillen overwinnen en kracht bij elkaar vinden om te overleven.

Fourteen years after her son and estranged husband were presumed lost at sea, Kristen believes she glimpses them in the background of a friend's recent vacation video.

There is a mystery there and the answer lies somewhere between Bermuda, Puerto Rico and Miami. Hundreds of boats and planes have disappeared in the ocean with little or no trace at all. Most of these cases can be explained quite easily by human error or bad weather. But there are some that defy all explanation. Theories abound on these causes: Aliens, massive gas eruptions and freak waves. The documentary reveals that the boats and planes face a real danger in a triangle, but the true threat is often as strange as the wildest theory.

Three couples meet at random at 'The Rest', a remote coastal holiday cottage which each believes they've booked for a weekend break. Initially hostile to each other's intrusion, they eventually decide to make the best of it in the large, rambling house. As the weekend unfolds and the weather closes in, drawing with it an escalating series of strange, unexplainable events, they soon find themselves trapped by a terrifying supernatural force.