Shanhua Township is a remote seaside town,but one summer,where it becomes extremely crowded,people come here for leisure beach resort.Now,the tourist season is coming again,however,things have begun an ominous shadow of the town.A pair of young men and women go swimming,but a woman did not come ashore again.The next day,police patrol found her body fragmented.This is a masterpiece of a shark.John is a detective,John Finally and a fisherman with the line to kill the shark,but fishermen and sharks in the fight when the unfortunate death of a Health