Ba Jin's "Home" is a long novel describing the changes of China's big family. The following is an analysis of the main characters in the novel: Xia Yan: As one of the protagonists of the novel, Xia Yan is a dramatic character. He was born into a big family, but soon, because of the internal conflicts in the family and external pressure, he gradually embarked on a different path. In the novel, he showed his talent and personality, but also betrayed and abandoned his family and loved ones. 2 Lu Xun: As another important character in the novel, Lu Xun is a person with a strong sense of social responsibility. Through Xia Yan and many other characters in the novel, he reflected the various ills and injustice of Chinese society at that time. His writing was profound and incisive, criticizing the hypocrisy and cruelty of the old society and revealing the complexity of human nature at the same time. 3 Lao She: As another important character in the novel, Lao She is a humorous and unique character. His image was very clear, both as a talented artist and as a person full of contradictions and conflicts. He expressed his protest and thoughts about his family and society in his own way. Zhang Ailing: As the last important character in the novel, Zhang Ailing is a woman with extremely high literary talent and creative talent. Through Xia Yan and other characters in the novel, she showed her thoughts and insights about the old and new era. Her words were elegant and delicate, filled with emotions and thoughts unique to women. Xia Yan, Lu Xun, Lao She and Zhang Ailing are the four important characters in "Home". Their images and experiences form the main plot and core of the novel. They represented different roles and values, and they also showed the complexity and variety of human nature. At the same time, their experiences and thoughts also provide readers with thoughts and reflections on the old and new eras.