The Unfavored Prince's War

Modern soldier Kaelan Leon transmigrates as Daye's unfavored Ninth Prince. His mother, Consort Sierra, dies for his title. Kaelan confronts Crown Prince Cedric Leon, exposes his crime. The emperor enfeoffs him as King of You, exiling him to the Northern Border. Kaelan's poems enrage the emperor, forcing his immediate departure. He receives wounded soldiers as guards, forming the "Vanguard" with them. On his way, he is ambushed by the Doyan Guard, sent by the Second Brother.