A world of endless demonic civil war - the Demon Realm. The strongest among the demons known as "Demon Lords" battle day-and-night for control over the realm. Kirika and Masha, maids who serve the Demon Lord Maxim, return to their castle to find it destroyed by a rival lord, Lyzenorg. As the only surviving vassals, Kirika and Masha must adventure together with their master Maxim, reduced to a shell of his former self, in order to restore him to glory. Their story of revenge and revival begins here! Castle conquering action, resurrected. Your Evilness, it's time for your revenge. Take control of the demon sisters Kirika and Masha as they attempt to revive their Demon Lord Maxim and rebuild their castle in this 2D action Metroidvania adventure!