The Cold War never ended because something worse showed up. Schwarzes Marken watches soldiers die in meat-grinder combat while their own governments weaponize them as expendable propaganda, and the real horror isn't the aliens, it's realizing the war was already lost before the first shot fired. You watch Theodor and his squadron get ground down not by BETA, but by the machinery of states that need them dead more than they need them alive. The mecha combat is brutal and claustrophobic. This is what happens when you strip away heroics and ask what soldiers actually cost.

It's 1983, the Cold War is in full swing, and alien invaders called BETA have come to Earth and are wiping out all life as they push west. Soldiers pilot huge combat machines known as Tactical Surface Fighters to hold them back, but the front keeps falling back toward the surviving cities. The East German Army's 666th TSF Squadron, Schwarzesmarken, is stationed on the Oder-Neisse line under war hero Captain Irisdina Bernhard. For this ruthless special-forces unit, finishing the mission comes before human life, and it routinely ignores allied distress calls that would pull it off course. Its specialty is striking laser-class BETA to strip the aliens of their long-range firepower. Theodor Eberbach and his fellow pilots face political conflict as well as battle, and when the upbeat rookie Katia Waldheim joins the squadron, the Stasi, East Germany's secret police, start paying close attention. The result is a psychological mecha story that sets alien warfare against Cold War intrigue.