A Primeira Noite de um Adolescente 1982 on netflix

Young son of a millionaire, obsessed with collecting used women’s underwear, a butler who manages the mansion where the young man lives while his rich father travels, and a cousin who arrives from the countryside, obsessed with sex, are the characters. The butler pretends to be the boss, but to maintain control of the situation he must convince the fetish heir to arrange a marriage.