After the war, a partisan hospital is set up in a monastery, with the nuns working as nurses. A beautiful young nun, Maria, becomes very fond of the partisan leader, Commissar Nenad.

Segment "Duga ulica" (A Long Street): A young man named Boris and a girl, Vera, live in the same neighborhood. They meet one night when she loses her key. Boris invites her to spend the night at his place; Segment "Čekati" (To Wait): Married students, Ivan and Sonja, live in an old woman's apartment. She is sick and the couple hopes that she will die soon, so that they may inherit her apartment; Segment "Poslije predstave" (After the Play): A husband and a wife lose the key to their apartment and have to spend the night in a hotel. The experience is wonderful and renews their feelings for each other, if only for a night.

A Partisan unit goes into battle with the enemy twice stronger, somehow resists detachment to attack deep into the night, where the fraud are captured combatants from all units and thrown to the terrible torture and eventually murder.