In the first year of the New Dynasty, a great calamity struck: the Ice Age arrived ahead of schedule. Thousands of years later, traces of human civilization appeared once more. Humanity relearned how to harness its innate energy and the power of the outside world to strengthen itself, giving rise to several great families. These families posed a threat to the imperial clan, and their members planned to join forces to overthrow it. They bribed a prince within the palace, promising him the throne if he assassinated the emperor. Just as the prince attempted to kill the emperor under the pretext of paying his respects, a mysterious young man intervened. He was inadvertently drawn into this vast conspiracy and hunted by assassins from all sides. Can the young man escape unscathed?