Robert, an upper-class officer, meets and falls in love with Iris, a house maid. His family will do anything to stop her from marrying him.
A relay race of "scenes from human life". Depicts the human characters inferior traits are spreading like a disease: the person who gets rejected / humiliated / oppressed takes it out on someone else.
Karsten falls in love with Sonja, she rejects him, but not because of lack of interest. She travels to France and he goes after her. They get to know each other and become close.