Alexa stars as an event planner organizing a culinary cruise and has everything set to the last detail...until she learns she'll be dealing with the rookie cruise director, portrayed by Carlos, who has his own way of doing things.

Survivors escape to a deserted atoll, after their boat during a Semester at Sea ship is sunk by a mutated two-headed shark. But when the atoll starts flooding, no one is safe from the double jaws of the monster.