Deep within the Louisiana bayou, brilliant scientist Dr. Alec Holland and his wife Linda develop a revolutionary biological formula capable of accelerating plant growth and potentially changing the future of humanity. But when their laboratory is destroyed and Alec is left for dead in the swamp, something ancient answers. As a monstrous figure begins emerging from the black waters, Alec's consciousness slowly disappears beneath something far more terrifying: a creature that remembers being Alec Holland but may never have actually been him.
