The campaign scenario begins on 15 November, with the Russians retiring on Brünn and the French in pursuit. A second scenario begins with the French spread out around Brünn and the Coalition forces in Olmütz. Fortunately for Napoleon, the Allies attacked, but what if they had not? With the imminent entry of Prussia into the war, Napoleon would have been forced to advance on Olmütz, and his forces would have been beyond their LOC.