Virtus, an orphaned child awakens in a ruined world together with his little sister Igea. The pair of brothers, thanks to the Praxis Order, manage to live with what they can have and live a normal life. Years later, Virtus managed to enter an academy called "Academy of the Silver Sword", meeting many comrades in arms and training hard every day, just to protect the people he loved and save his beloved; Lya Redefelt. But not everything will go as he wants, and he will be forced to fight hard against fearsome races such as the Tex-Mechanikers and the Hyllfring Monsters. This is the story of Virtus, in a world full of secrets and races to discover.