Amane, Tia, and Lill lived a peaceful life with their father, Kalius...
Until the day he suddenly vanished, entrusting the girls to Amane.
Ten years later, the gears of fate begin to turn when a mysterious magus named Rett wanders into town.

In a world where magi are persecuted, Amane and Tia soon find themselves fugitives for aiding Rett.
As they flee their home, will they ever find their missing father?