O Filho da Prostituta (1981)

Prostitute is impregnated by a wealthy businessman. Identical twins are born: Márcio created by the father and the mother another. The latter becomes a marginal, while the first, with the death of his father, inherits fortune incalculable. Upon learning of fortune inherited by his brother, the marginal killer, and takes its place in business. Everything goes well until an employee discovers the drama.