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.楚翔飞行的速度很快，没用两个小时就将南岸几乎搜索遍，在群蛇乱舞的情况下根本不可能有人类在其中生存，楚翔不待白小薇吩咐就将搜索范围扩大到南岸更远的地方，整整大半天的时间飞下来他体力丝毫未见疲惫，这让白小……