The Saga of Tanya the Evil, Vol. 15 (manga) (The Saga of Tanya the Evil (manga), 15)

After surviving the hellish urban warfare in Arene, the members of the 203rd Battalion are ordered to move on to their next assignment--defending a tactical withdrawal of the entire army from the rear guard! They'll be up against the brunt of the Republican Army, which now has a bone to pick with the hated Devil of the Rhine. The Republicans put up quite the fight in Arene, and the threat they now pose is greater than ever before...