A scientist performing illegal stem cell research is trying to find a cure for cancer. After the transfer of shark cells is made into a human test subject, the ill man gets well again and it looks like the treatment was a success. But the experiment goes wrong, and the man transforms into monster half-shark half-human. But the scientist knows how to use this to his advantage. He has invited some of his old pals to the island and is hoping to take revenge on them with his new creature. But do they have any tricks up their sleeve宛情也不敢相信，她当时居然会那么冷静，不但没有去怀疑天阳，居然还能够想到报警、录音等事！她没有犯傻，老天爷会不会奖励她，让真凶伏法，给她妈妈一个交代？