![Cordelia](https://image.tmdb.org/t/p/w185/3LD2EaAxV09Md3RK5gIYx0RQw7X.jpg)
A shark bite spreads a virus across the globe, turning the world upside down. Deep below the ocean, a group of researchers race against time to find a cure. Something has infected the lab technicians and it’s a race against time to reach the surface with an antidote before they are all killed by themselves and the sharks lurking inside the test pool and outside in the ocean.