Dreiser was an outstanding American novelist of naturalism. As the beginning of his fame, Sister Carrie is a vivid portrait of American life in the late 19th and early 20th centuries, and a reveal of the impact of the environment on people, which embodies the determinism of naturalism. This paper presents a way to change the class by describing the growth of a woman. On this basis, this paper will combine the theory of naturalism and Bildungsroman to explore the development of sister Carrie and find out the essence of her upbringing.