Everything Ends Tonight(1955)

Original title: Dnes večer všechno skončí

The adventurous story of a young soldier, lance corporal Milan Pazdera, who falls in love with a beautiful young girl at a party who claims to be in the countryside on medical leave. However, it turns out that she is a dangerous spy who is trying to obtain the call lists with the help of Milan, a scribe at the military camp headquarters.