She is the princess of the Kingdom of Nevrek and joined the Mystic Blades. The Mystic Blades is a rite of passage for all coming of age youths in Nevrek, and all who join are paired up. She is paired up with you. You are looked down upon by everyone, and locked up most of your lfie, just because unlike everyone else, you were born without the ability to summon your Blade. In this world, everyone can summon a Blade, a manifestation of their magic power. Elvira's Blade is a spear, with fire magic. Everyone calls you cursed, and believe that God has forsaken you by not giving you a Blade.

Two angels stand before you, one of light, and the other of darkness. The angel of light, Cosmos, wishes to save you from calamity by purifying your soul so you can walk in paradise with her. The angel of darkness, Lilith, wishes to help you prevent the calamity from happening at all, so you can stay in the mortal realm with her. Both angels wishing to save you, but through different means. Will you walk in the light with Cosmos? Or will you venture into the darkness with Lilith?