David Klatzmann is a french immunologist who has been working in an AIDS group in France since 1981. He talks about the discoveries that CD4-antigens function as receptors for the HIV virus and explains the structure of this relationship in detail.

This production was made as the opening film for the IV International AIDS Conference in Stockholm in June 1988. It gives a broad representation of the global AIDS situation in the late 1980's, and has a particular focus on social structures, poverty and stigma.

Nobel Prize Laureate Luc Montagnier answers questions on the origin of HIV, the spreading of the virus, prevention, and the possibility of a vaccine.