A band of ruthless hijackers seize the most luxurious cruise ship in the world only to find that all the passengers have mysteriously disappeared. But they are not alone. Something is lurking behind every deck and passageway, snatching the intruders one by one! Trapped in the middle of nowhere with the doomed ship sinking into the murky waters, the survivors must battle the deep sea menace in a desperate effort to escape alive!
