Deep Blue Sea 2 (DVD)

Van Etten, a pharmaceutical entrepreneur, tests drugs on bull sharks in hopes to extract their antibodies to cure human diseases. Before he can continue with his experiment, he tries to enlist Misty Calhoun, a shark conservationist, and other scientists to lead and endorse this project.

Soon though the drug-enhanced sharks quickly begin to adapt and learn new hunting skills. The humans lose control over the laboratory and now they have to fight to survive.