humanity was Gifted with Systems granting unique abilities, with this humanity fought back the horror that plague them and took back their place at the top of the food chain or so they thought as the threat still persists.
lurking in the shadows, waiting and growing. Ren Shirogane, burdened with a useless unranked System, must overcome impossible odds of survival in such a world were power is everything and grade of system is once level of status in this world
hunted by this bitter Truth, Ren was forced to a difficult end with his only hope been upgrading his System and securing his future in this perilous new world.