One day, there was a strong fluctuation at the top of the sky. From then on, people in the world have a special power: "God's Favor". It is a powerful force that the gods cannot fully control. However, since people obtained this power, disasters have occurred in the world... Is "God's Favor" a gift from the gods, or a curse from the gods? Zero, a boy who has been isolated since childhood because he was unable to obtain the "favor of God" and was called the "Son of the Devil (Cursed Son)" by the villagers, began his journey of challenge under the guidance of Hermes, the messenger of the gods!