After robbing and massacring a village, the head of a gang of bandits, Captain Jagunço, kidnaps Flô, Mayor Cisso's wife and tortures her.
At the riverside of rio Tietê, in São Paulo, prostitutes, a pimp, a mentally disabled man, a handicap, people in the margin of the society live their ordinary hopeless lives without any expectation and waiting to die and join themselves in the boat of hell.