致命机械消灭人类。这些毫无先兆的袭击令人们走在一起。在不断的追杀下，人类连同政府特攻初战变形战兵而首尝胜利。但无法想像的是，整个侵略部队即将从天而降！究竟人类能否再次结集起来，战胜这班变形战兵。

Prehistoric sand-dwelling sharks are unleashed on the island of White Sands when an underwater earthquake cracks open a crater deep beneath the ocean surface. The most menacing beats to ever rule the waters now rule the sand; with their monster appetities they mercillessly feast on anything that crosses their path  Mark Atkins directs this sci-fi 'creature feature' horror. When an underwater earthquake opens up a deep crater on the ocean floor, a prehistoric breed of lethal sand-dwelling sharks is unleashed upon the unsuspecting residents of White Sands Island.