François van Heerden, a mid-40s Afrikaans family man, has become devoid of any care or concern for his own measure of happiness, and so convinced of his ill-fated existence, that he is wholly unprepared when a chance encounter unravels his clean, controlled life.

What is supposed to be a marriage boot camp on a remote island turns into the ultimate test for survival when a 6-headed shark starts attacking the beach. Trapped with minimal weapons they try to fight off the shark, but quickly discover that no one is safe in the water or on land.