Once known as Noctis—once destined to rule Quadratum and acting Commander of the Royal Army in a realm where light and darkness are merely just times of day, his companions Magia and Aegis, his surrogate butler Dulor, and Astra—his lost beloved of stolen name and identity forgotten by all but his soul. When Gigyas, massive mechanical constructs descend upon Quadratum in waves, Yozora battled, then dictated them. Somewhere in his journey, his heart was replaced with a false self reproduction.