In early 18th century an African slave boy is chosen by a European Comtesse to be baptized and educated. Reaching adulthood, Angelo achieves prominence and soon becomes the Viennese court mascot until he decides to secretly marry a white woman.

Frieda , a therapist, is cheated by her husband Daniel. He makes love with Dorothea. Dorothea is wedded to Philip. Philip has an affair with his scholar Maggie. Maggie is in love to the florist Michael. Michael is married with Barbara. Barbara has a lover, her boss Marko. Marko is engaged with Simone Stern, a singer. Simone loves Leon. All of these secret liaisons could be undiscovered, if Simone Stern wouldn't be anxious to suffer from Aids. Without waiting for the test results, she informs her fiancé Marco about her apprehension of being Positive. Within a few hours the fear of being infected by the disease circulates in this group of people. Lies get transparent, secrets are uncovered, relations break up, Philip even has to pay his flam on his wife with his live.

Nana Iaschwili, a teacher from East Europe, wants to emigrate to America to start a new life. After landing in Vienna, the authorities notice her falsified visa and arrest her. Nana, threatened with deportation, would prefer anything except being sent back and escapes. She must keep on the move constantly. The police are hot on her trail. Together with other illegal aliens, Nana, alias "Suzie Washington", flees to the so-called "green border", the no-man's-land between East and West. The police, cows and lonely men keep getting in her way.