"'The war has turned us into light. Transforming us into light is the fastest way to travel from one front to another, and there are many fronts, now. I always wanted to be a hero. I always wanted to be on the side of light. It's funny how things work out.' Soldiers in the war against Mars, The Light Brigade, live brief lives, but the veterans are starting to be affected by changes in their bodies and minds, slipping in and out of time, or are they...