Crime and crime-fighting in Rio de Janeiro. With the master of disguise, the great police inspector Jamil Warwar, playing himself in the film. Jamil became famous by solving the Caso Cláudia, denouncing the involvement of politics and famous personalities of Brazilian society with the international drug traffic. He was punished by his superiors, being transferred to an obscure small town of the hinterlands. The psychology, the methods and philosophy of a detective known as the Brazilian Baretta. A sort of popular Hamlet, a lone star lost in the very dangerous galaxy of the police of Rio de Janeiro.