Legend of Yashiyu

Thirty years have passed since the demon king "Haddes" reigned over this world. Although the demon king is not powerful enough to cover the world in darkness, he has caused a certain amount of suffering to the people by sending letters of misfortune to the villagers. However, the people had not lost the slightest glimmer of hope. There is a young man here named "Yashiyu". Those who looked at him...