Nineteen-year-old Sabine leaves her parents' home to stand on her own two feet. In Nuremberg, she meets a young man who soon has to move to Berlin to start his studies. Six months later, despite the tense situation in the divided city, which daily reports concerning headlines in the newspapers, she follows him. Just when Reinhard leaves Berlin during the semester break to go on a cycling tour in Switzerland, the wall between East and West is erected. Sabine worries whether she will ever see her boyfriend again. However, the situation does not become as critical as feared. Reinhard returns to Berlin, and the young couple enjoys a relatively nice time together. Meanwhile, problems arise in their relationship, reaching an extremely explosive climax. How will the future of the two develop?.