In an alternate reality Europe, a conflict brews between two enemy nations. Zhcted, one of these nations, is ruled by seven regions governed by War Maidens known as Vanadis. Armed with powerful dragon-carved weapons, Eleonora "Elen" Viltaria, one of the Vanadis, launches an invasion against neighboring Brune. Tigrevurmud "Tigre" Vorn, a young archer and the earl of Brune's Alsace region, has his entire army demolished by Elen. However, in a surprising turn, Elen spares Tigre and commands him to "Become mine!" What could this newfound alliance entail? Madan no Ou to Vanadis, adapted from Tsukasa Kawaguchi's light novel, is an enchanting adventure brimming with intricate warfare tactics and stunning women. Tigre and Elen, embroiled in a multinational conflict, find themselves caught up in a war riddled with dark secrets, conspiracies, and deceit.