The Hero Is Employed by the Demon Queen and He Still Has to Conquer a Dungeon?!Now that he s officially joined the Demon Queen s army, Leo is ready to take on any challenge except, maybe, a thirty-floor dungeon set up by Shutina s disciple and Leo s least-favorite curse-maker, Canaan. But Shutina s powers of persuasion (?) are hard to beat, and Leo is dragged off to face a collection of tricks and traps that might just be a little too hot to handle! As he descends the floors, though, little does he realize he s not the only member of the Demon Heart series left in the world, and one of his siblings may be at work behind the scenes