Carandiru, a story based on real facts and on the book written by the doctor Drauzio Varella, starts when he decides to carry out an AIDS prevention program inside Latin America’s largest prison: the Casa de Detencao de Sao Paulo, Carandiru, the victim of one of the darkest days in Brazilian History, when the State of Sao Paulo’s Military Police, with the excuse for law enforcement, shot to death 111 people.