The Healer Who Guards the World

He hides in the shadows, towering over his age and guarding the nation’s gates. Dressed in plain clothes, he is the enemy of the entire world. He wants to return to the sea like a dragon and never concern himself with worldly affairs again. But when he sees his beloved wife remarrying and his daughter freezing to death in the snow, he flies into a rage... Once more, the world trembles before him! Who is he? A man in humble clothes, yet also the master of the Hades Hall. In this world, what he says goes!