A worker in an East German television plant, Butterfly grows up in an orphanage. Nicknamed for a popular song, he is bald, toothless, and cannot attract a woman. He gets caught stealing units and is found to have Western currency in his apartment, which he claims to collect from the Alexanderplaz water fountain. No one believes his story but the plant psychiatrist, a beautiful woman whom he favors, gets him to admit that he wants to be ambassador to China. He is locked up as insane.