Ascientistperformingillegalstemcellresearchistryingtofindacureforcancer.Afterthetransferofsharkcellsismadeintoahumantestsubject,theillmangetswellagainanditlookslikethetreatmentwasasuccess.Buttheexperimentgoeswrong,andthemantransformsintomonster:half-shark&half-human.Butthescientistknowshowtousethistohisadvantage.Hehasinvitedsomeofhisoldpalstotheislandandishopingtotakerevengeonthemwithhisnewcreature.Butdotheyhaveanytricksuptheirsleeveccc