Researchers on the undersea lab Aquatica have genetically altered the brains of captive sharks to develop a cure for Alzheimer's disease. But there's an unexpected side effect: the sharks got smarter, faster, and more dangerous. After a big storm damages their remote research facility, they must fight for their lives.
A year after losing his friend in a tragic 4,000-foot fall, former ranger Gabe Walker and his partner, Hal, are called to return to the same peak to rescue a group of stranded climbers, only to learn the climbers are actually thieving hijackers who are looking for boxes full of money.
