久久最新视频在线观看,男生女生久久久久久久,99久久国产综合精品五月天,欧美激情四射五月天,欧美综合在线视频第一页,美女张开腿让男人捅到骚叫,中文字幕视频人妻一区二区,91久久综合精品久久久综合,女女同性恋xxxxx

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