In a post-apocalyptic world, a man is forced to be a guinea pig in experiments that send him back in time to a moment in time to which he has a strong emotional bond.In a post-apocalyptic world, a man is forced to be a guinea pig in experiments that send him back in time to a moment in time to which he has a strong emotional bond.In a post-apocalyptic world, a man is forced to be a guinea pig in experiments that send him back in time to a moment in time to which he has a strong emotional bond.