Jess (Melissa George – THE AMITYVILLE HORROR) gets more than she bargained for whilst on a yachting holiday with a party of friends. When a vicious storm renders their vessel powerless, the group seek refuge on a passing cruise ship but Jess is struck instantly by an uneasy feeling of having seen the liner before. Once aboard the ship, the friends find their newfound haven deserted but soon begin to realise that they aren't alone when their numbers slowly dwindle, as an unseen adversary begins to hunt them down...