Watch full movie online. Ascension Island, a remote Mid-Atlantic outpost famous for its big game fishing, is under siege. Tiger sharks, hammerheads, even great whites, lured here every year by the bountiful reefs, are displaying aggressive behavior, culminating in the island's first shark attacks in its history. Join us as we dive into the mystery behind the altered behavior of these hungry predators, and explore whether efforts to bring this delicate ecosystem back into balance is a case of too little, too late.