The Bitter Tears of Petra von Kant (1972)

Die bitteren Tränen der Petra von Kant

aka As Lágrimas Amargas de Petra von Kant · ペトラ･フォン･カントの苦い涙 · Las lágrimas amargas de Petra von Kant · Горчивите сълзи на Петра фон Кант · Gorke suze Petre von Kant

Petra von Kant is a successful fashion designer -- arrogant, caustic, and self-satisfied. She mistreats Marlene (her secretary, maid, and co-designer). Enter Karin, a 23-year-old beauty who wants to be a model. Petra falls in love with Karin and invites her to move in.