 In the Post-Restoration world, Yuki recovers her memory and realizes that her lover, Daisuke, died in the World Restoration, which was led by Aiko and the Female Crusaders of St. Michaela s College. She decides to save Daisuke by preventing the World Restoration, which means going back in time to kill the Christian Crusader, Hans, who will be reincarnated as Aiko. But the Female Crusaders, led by Aiko and Nozue, are hot on her trail.