<p>To protect humanity from the remnants of the Great War, Kai dutifully watches over enemy crypts. But when the world is rewritten, he awakens to a reality where humanity lost the war and no one knows who he is. Now he must become the hero that time forgot.</p> <div style="position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden;"> <iframe allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen frameborder="0" src="https://www.youtube.com/embed/esP6nOg4LbQ?rel=0&controls=0" style="position: absolute; top: 0; left: 0; width: 100%; height: 100%;"></iframe> </div>