Touma Kisaragi had it all figured out: a quiet life, zero stress, and endless video games. But his childhood friend had other plans. Dragged into Seisen Academy-a prestigious institution where students awaken cosmic fragments called "Astra Core"-Touma finds himself surrounded by overpowered...

A penal squad composed of the military's worst. Incompetent soldiers, traitors, war criminals, here is where they are gathered to be sent out to die. In the eyes of the world, their worth is close to zero. They only exist to undertake missions that would otherwise be suicide for the normal man. ...