A tremor unleashes a group of prehistoric goblin sharks who begin to devour swimmers along the beach.
Doug sees a goblin shark and attacks it with a chainsaw.
As the tsunami hits, Bryan is knocked unconscious and Jenny suffers a large cut on her leg. Heather manages to stitch the cut together, however the blood attracts the goblin sharks, as the group realize they are stranded in the hut, with help unlikely due to the damage the tsunami has created.
The goblin sharks soon begin to attack the hut and manage to break the floor, dragging Barb out of the hut and devouring her.
Yancey decides to try to swim to land and get help, however she is quickly attacked and eaten by sharks.
The group manage to kill one of the sharks, before Chavez swims out of the hut to retrieve a flare gun. The others attempt to distract the sharks, however one attempts to eat Chavez, resulting in him shooting and killing the shark with the flare gun, instead of summoning help.
Chezav returns to the hut, before the group move up to the roof as the sharks continue to damage the hut.
A goblin shark jumps up and drags Karl into the water.
The boat becomes stuck on a gate, so George enters the site to try and find pliers to open the gate. As the rest wait, the goblin sharks arrive. Bryan jumps into the water, sacrificing himself so the rest can escape.
A great white shark eats a tiny fish, then a goblin shark eats the great white shark.
2 men para-sailing are attacked and killed by a pack of goblin sharks.
A goblin shark is washed up from the sea (still alive), then Doug shoots it.
Doug, Jenny and Colin manage to get into the flooded house and encounter a goblin shark but manage to kill it, while Heather and Chezav discover a half eaten George, before taking shelter in a car, where they reconcile.
Chezav kills another goblin shark, before entering the house with Heather.
The group meet up, and manage to trap and kill the final shark.
After one goblin shark is killed, another goblin shark eats it.
