Symphogear R

After a tragic accident results in the deaths of her parents, Miku Kohinata has to move to Shibuya where she will live with her childhood friend Hibiki Tachibana and her mother. However, not long after moving, Miku learns of an "inevitable ruin" that will befall the world as well as another world that would give her the means to prevent said ruin through the power of her other self