Rumors of a princess ransacking castles across the land with adventurers hungry for experience points reach Illusia's ears. However, this is not just any princess—it's the Demon King in disguise! Eager for adventure, Illusia makes his way to the royal capital, running into the famed Dragon Slayer, Volk, and they infiltrate the royal capital where another surprise awaits: Myria! It seems both of Illusia's new companions have been invited to join the "princess's" army. It's sure to be a trap, but there's only one way to find out!