He knew what she was thinking. Once in the very first weeks of the war, before everyone had been evacuated from the surface, they had seen a hospital train discharging the wounded, people who had been showered with sleet. He remembered the way they had looked, the expression on their faces, or as much of their faces as was left. It had not been a pleasant sight. There had been a lot of that at first, in the early days before the transfer to undersurface was complete.
There has always been, and will always be, the problem of surviving the experience that any trained expert can handle. when there hasn't been any first survivor to be an expert! When no one has ever gotten back to explain what happened....
It starts with cadet Roger, urm, nicking a study spool for use in a competitive exam -- but that leads all of our cadets into a fight, and when they're caught at that, a trial. In the midst of the trial they get assigned to duty on a Top Secret Projectile Project, and things go wrong there in ways at once related and impossible to connect. Someone is causing real menace to roost in the cadets' lives, and the worst is still ahead...