Marcelo Branco was the younger brother of Rodrigo Branco and Victor Branco, and the youngest child of the Branco family. He is described as a "stupid party-loving Eurotrash playboy". Graduating in 1992, Marcelo lived his life as a spoiled child who enjoyed getting everything he wants. He enjoyed parties, drinks, and drugs. More than anything, Marcelo loved his sister-in-law Fabiana, Rodrigo's wife. However, she rejected him and didn't want to hear about his love for her.