It is at the same time document the process of realization of L'Aveu / Confession (Costa Gavras, 1970), adapted from the memoirs of Czech communist Arthur London, and demonstration of solidarity with key partners Gavras film - Yves Montand Simone Signoret and London itself -. Arthur London was arrested in 1951 in a Stalinist purge, imprisoned and tortured for two years and forced to confess in the Slansky process judged 14 people in one of the last Stalinist show trials in Eastern Europe. The film explores some of the reasons for the controversy aroused by the film of Costa Gavras, accused of anti-communist pamphlet also highlighted the political importance of putting film by its nature a fiction intended for the general public.