The Demon King's Friend

Humanity's final trump card to end the war against the demon race that has lasted for 100 years: the Continental Demon-Sealing Formation.
To carry out this mission, the hero Part and the Imperial Mage Noah are dispatched.

Together with Loro, a young shepherd boy they meet at their final destination, they finally stand on the verge of completing the great plan.
And on that day, everything was turned upside down.