An alien amoeba crashes to Earth and mutates aquatic life along the shores of North Carolina, unleashing an electrified octopus that terrorizes a seaside resort. Two special operatives try to stop the shock wave of cosmic carnage.

A reporter, cameraman, and some petty thieves are stranded in a boat out on the ocean. The only thing that stands between them and their lives is a 50-foot prehistoric megalodon shark. They must all pull together to survive.