An oceanic observation station is in desperate trouble after a sudden shark attack wrecked the oxygen supply. The accompanying ship, a coast guard cruiser, and other ships in and around the Bermuda triangle are attacked as well. The US Navy sends a submarine to investigate, but soon they too are under attack.
When he began fusing human and shark DNA, his colleagues laughed at him. Now his creation is taking his revenge, and they aren't laughing anymore.
