In the year 3111, humanity achieved its greatest ambition: immortality. Through the creation of bio-mechanical bodies called Sleeves, people could transfer their consciousness into enhanced vessels immune to aging and disease. For a brief, golden moment, the world thrived. But perfection was shor...

In a world where realms collide and extraordinary powers lie dormant within, Ria Saito must confront her destiny as the Ryuu—the chosen savior of a kingdom on the brink of war. Haunted by dreams and burdened by loss, Ria's life takes a dramatic turn when a mysterious assassin targets her, awakeni...