Overlord, Vol. 10 (light novel‪)‬

After a bloody turn of events, Ainz has established the Nation of Darkness, aiming to create a utopia where people of all races can enjoy everlasting prosperity—as long they kneel before him. His first goal is to expand the Adventurers Guild to nurture new talent, a task that requires him to vacate his throne for a journey to the empire. At the same time, all of the neighboring rulers have started nervously discussing plans for resistance while watching everything unfold, because when the undying king of an immortal nation makes his first move, the whole world trembles!