Strange graffiti on the walls of Rio de Janeiro, with the meaningless words Lerfá Mú, become the talk of the town, and cause for concern for the authorities.
A countryman kills his father and heads for the big city. On his way, he meets the most bizarre and allegorical types: a robber, a drag queen who thinks he's Carmen Miranda, a black king, a fallen black angel, a priest, two whores, a pregnant cowboy, among others.