During the night of 9 April 1940, the Danish army is alerted that the German army has crossed the border, and Denmark is now at war with Europe's strongest army. In German invasion of Denmark (1940)#Fighting in Jutland, a Danish bicycle infantry company and motorcycle platoon is ordered to hold off the German advance until reinforcements can arrive but are quickly overwhelmed by superior German forces. During the morning Second Lieutenant Sand (Pilou Asbæk) and his platoon of soldiers battle the Germans and then retreat to Haderslev.