When you're as pretty as Iris, choose an analysis of the love market as your doctoral thesis and also want to gain practical experience, you have to expect to get involved in delicate and not always entirely safe, but at least amusing situations. And since Iris can't manage all these love adventures alone, she enlists her circle of friends to help her with her research...
Iris
Sabine
Sigrid
Inge
Iris' Friend
Chimney Sweeper / Mailman
Katja
Antje
Tom
Farmer
Mr. Windhusen
Mrs. Windhusen
Lingerie Salesman
Painter
Jutta
Klaus
Helmut
Homosexual
Farmer
Masseuse
Secretary
Walter
Franziska
Frau - die nackt Kuchen backt
(uncredited)