Two years passed since the Hero and the Demon King took each other's lives. In the middle of another looming threat of war, a rumor had started. "The ghost of the Hero Altrius has been appearing in the night. He will punish those who are corrupt and misuse their might. And just like the moon, he was gone come morning light." The story is about heroes. Those who untimely passed away. Those who unwillingly chosen. Those who obsessively want to help. Even those who are indisputably the strongest. Because those who will harm the world will endlessly exist. In a world without its Hero, how would people save themselves from those who seek harm?