After the bungled attempt to raise a sunken Russian Sub, two Vietnam veterans and several scientists face a battle for survival against descendants of Atlantis' original race, when the Lost Continent emerges in the Caribbean. The murderous road-warrior, Atlanteans set out killing everyone in sight. It is up to Mike, Washington and Dr. Cathy Rollins to uncover the secret behind of Atlantis and use it against them in order to stop the apocalyptic rampage.