Yoshito Saito's new series based on the original work by Karatsu, ``The Wonderful Life of an Old Man x the Demon King's Daughter,'' has started in the other world of Yanjan.

The main character of "The Frontier Wonderful Life of an Old Man x the Demon King's Daughter" is Ashraf, a hero who defeated the Demon King in his teens and was appointed as the youngest knight commander. Ashraf was praised for his humanity and was loved by those around him, but 17 years have passed since he became the leader of the Knights, and before he knew it, he had become the enemy of the minister and was rejected by many newcomers to the Order, and his past glory had completely disappeared. One day, Ashraf is expelled from the royal capital for a crime he did not commit... It's a frontier development fantasy that begins with exile.