Ella is supposed to represent Prof. Prokop at a research conference in West Berlin and present her latest results there. In order to be able to leave the country, Dr. Nowack has to vouch for her.

• Dorothee Schön
• Sabine Thor-Wiedemann
• Andreas Drost

• Anja Schneider
• Pierre Kiwitt
• Ramona Kunze-Libnow