Through Paulo, Leticia e Leon the director showed us the 3 great Brazilian problems: Health, Habitation and Education: This incredible expressive film is a masterpiece of sociology. The screenplay is meticulous and every detail counts. An intelligent portrait of Brazilian society. The web of relationship is one of the most sensitive detail in this film. Caio Blat is superb. His interpretation is natural enough to force you believe that he is not acting. He is really Paulo, a young medicine student with no believes and emotionally cracked. Alexandre Rodrigues as Leon has a strong participation as the sociology student who watch the degradation of a poor family, and the end of his relationship with his girlfriend Leticia, without no ability to fight against it. And the beautiful and soft Maria Flor as the young Architect student, with lot of dreams and believes , edge of the love triangle.