死者の国から来た謎の土生命体・地冥界の侵攻によって危機に瀕していた人類は、不思議な魔法の力を得た魔法少女達の活躍によって救われた。 Due to the invasion of Disas, enigmatic creatures of soil from the land of the dead, mankind, who was on the verge of crisis, was saved by the efforts of magical girls who had obtained a mysterious magical power. Three years later, new incidents suddenly occur, tearing apart the normalcy of the girls who had each returned to their normal lives. The saviors of humanity, those magical girls called the Legendary 5 (The Magical Five) now live each day fighting for their lives, even as they are trifled with by fate.