A civilian oil rig crew is recruited to conduct a search and rescue effort when a nuclear submarine mysteriously sinks. One diver soon finds himself on a spectacular odyssey 25,000 feet below the ocean's surface where he confronts a mysterious force that has the power to change the world or destroy it.

Everett and his party-hungry buddies embark on an all-night road-trip to the Florida beaches, for a week of fun, sun, and beautiful women. Mayhem ensues when 2 jealous girl-friends show up unexpectedly, along with a psycho teacher who's hunting down Everett because he owes her an overdue term-paper.