Nobody could have predicted the devastating consequences of an explosion at a top-secret government lab injuring an elderly janitor. He has a remarkable change after being exposed to mystery chemicals. He is gradually... miraculously... becoming younger by the day. Now, a merciless CIA assassin will stop at nothing to capture him and use him as a guinea pig for the government. With his livelihood at stake, the janitor flees with his wife and a feisty female agent. Meanwhile, he continues to morph... into a being with unfathomably lethal abilities.