After losing a loved one, Tooru Kokonoe enrolls at Kouryou Academy so as to gain a "Blaze," a weapon that is his soul manifestation, for the sake of revenge. He was expecting a weapon... What he got was a shield... How is he to seek revenge with something that isn't even a weapon?!

Set in Western Europe during times of war, Eleanor "Ellen" Vertalia, one of the Vanadis of Zhcted, leads the battle into Brune. There are, in fact, seven Vanadis, named for having each received a powerful weapon from the dragon to individually reign over seven territories. The power of the Vanadis invokes dread and fear from their enemies.