The story of a young black man, Héracles, who after being released from a juvenile institution, tries to apply for his first honest job as a motorcycle delivery boy. To get the job, he has to perform 12 hard tasks in São Paulo.

Ernesto is 50 years old and carries with him a tragedy from the past, which he hides behind a good-humored smile. He meets 25-year-old Evelina when helping her on the road after her car breaks down. Both are going to the same hotel and, little by little, build a solid friendship based also on the difficulties faced throughout life, since Evelina is emotionally hurt due to her husband's infidelity.

Brazil in the early 70s. Miguel, Eloi, Osvaldo and Paolo take part in armed attacks against the military dictatorship. They pay a heavy price with torture and arrest. Today the four friends still see each other. Only Miguel is politically active. On a photograph from a political meeting in Sao Paolo he recognises the policeman who tortured them 25 years ago and who was responsible for the death of Miguel's girlfriend. The policeman has been officially dead for a few years. On one of their fishing trips together, Miguel tells his friends of his discovery. When they hunt down and confront their nemesis they come into conflict with both themselves and each other.