《鲨嗨了：海底狂欢》全国初中数学竞赛

　　A mafia drug lord has unleashed a new, highly addictive stimulant on the streets called HT25, derived from sharks held captive in a secret lab, and which causes monstrous side effects. After an explosion and leak at the lab, an army of mutated, bloodthirsty sharks and other creatures are set loose on the world as a small band of people try to stop the carnage.